Home / 4,370.19-6,030.88-2,380.76

Finding the Fourth Proportional to 4,370.19, 6,030.88 and 2,380.76

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Solution

The fourth proportional to 4,370.19, 6,030.88 and 2,380.76 is: 3,285.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,370.19 : 6,030.88 = 2,380.76 : x
  2. Step 2: Convert to fraction form
    4,370.19/6,030.88 = 2,380.76/x
  3. Step 3: Cross multiply
    4,370.19x = 6,030.88 × 2,380.76
  4. Step 4: Simplify right side
    4,370.19x = 14,358,064.38
  5. Step 5: Solve for x
    x = 14,358,064.38/4,370.19
  6. Step 6: Final answer
    x = 3,285.46

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Find fourth proportional to 2,185.09, 3,015.44 and 1,190.38
Half scale
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Double scale
Find fourth proportional to 4,371.19, 6,032.26 and 2,381.76
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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.