Home / 3,529.19-5,293.69-932.15

Finding the Fourth Proportional to 3,529.19, 5,293.69 and 932.15

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Solution

The fourth proportional to 3,529.19, 5,293.69 and 932.15 is: 1,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.19 : 5,293.69 = 932.15 : x
  2. Step 2: Convert to fraction form
    3,529.19/5,293.69 = 932.15/x
  3. Step 3: Cross multiply
    3,529.19x = 5,293.69 × 932.15
  4. Step 4: Simplify right side
    3,529.19x = 4,934,513.13
  5. Step 5: Solve for x
    x = 4,934,513.13/3,529.19
  6. Step 6: Final answer
    x = 1,398.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.