Home / 4,449.22-6,140.19-2,560.76

Finding the Fourth Proportional to 4,449.22, 6,140.19 and 2,560.76

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Solution

The fourth proportional to 4,449.22, 6,140.19 and 2,560.76 is: 3,534.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,449.22 : 6,140.19 = 2,560.76 : x
  2. Step 2: Convert to fraction form
    4,449.22/6,140.19 = 2,560.76/x
  3. Step 3: Cross multiply
    4,449.22x = 6,140.19 × 2,560.76
  4. Step 4: Simplify right side
    4,449.22x = 15,723,584.61
  5. Step 5: Solve for x
    x = 15,723,584.61/4,449.22
  6. Step 6: Final answer
    x = 3,534.01

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Find fourth proportional to 2,224.61, 3,070.10 and 1,280.38
Half scale
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Double scale
Find fourth proportional to 4,450.22, 6,141.57 and 2,561.76
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.