Home / 4,029.60-5,560.83-2,261.20

Finding the Fourth Proportional to 4,029.60, 5,560.83 and 2,261.20

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Solution

The fourth proportional to 4,029.60, 5,560.83 and 2,261.20 is: 3,120.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,029.60 : 5,560.83 = 2,261.20 : x
  2. Step 2: Convert to fraction form
    4,029.60/5,560.83 = 2,261.20/x
  3. Step 3: Cross multiply
    4,029.60x = 5,560.83 × 2,261.20
  4. Step 4: Simplify right side
    4,029.60x = 12,574,148.80
  5. Step 5: Solve for x
    x = 12,574,148.80/4,029.60
  6. Step 6: Final answer
    x = 3,120.45

Related Problems

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Half scale
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Double scale
Find fourth proportional to 4,030.60, 5,562.21 and 2,262.20
Similar ratio
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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.