Home / 5,460.12-7,532.28-3,691.08

Finding the Fourth Proportional to 5,460.12, 7,532.28 and 3,691.08

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Solution

The fourth proportional to 5,460.12, 7,532.28 and 3,691.08 is: 5,091.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460.12 : 7,532.28 = 3,691.08 : x
  2. Step 2: Convert to fraction form
    5,460.12/7,532.28 = 3,691.08/x
  3. Step 3: Cross multiply
    5,460.12x = 7,532.28 × 3,691.08
  4. Step 4: Simplify right side
    5,460.12x = 27,802,248.06
  5. Step 5: Solve for x
    x = 27,802,248.06/5,460.12
  6. Step 6: Final answer
    x = 5,091.87

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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.