Home / 4,129.52-5,695.43-3,631.10

Finding the Fourth Proportional to 4,129.52, 5,695.43 and 3,631.10

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Solution

The fourth proportional to 4,129.52, 5,695.43 and 3,631.10 is: 5,008.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,129.52 : 5,695.43 = 3,631.10 : x
  2. Step 2: Convert to fraction form
    4,129.52/5,695.43 = 3,631.10/x
  3. Step 3: Cross multiply
    4,129.52x = 5,695.43 × 3,631.10
  4. Step 4: Simplify right side
    4,129.52x = 20,680,629.24
  5. Step 5: Solve for x
    x = 20,680,629.24/4,129.52
  6. Step 6: Final answer
    x = 5,008.00

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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.