Home / 5,027.92-7,541.40-1,565.12

Finding the Fourth Proportional to 5,027.92, 7,541.40 and 1,565.12

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Solution

The fourth proportional to 5,027.92, 7,541.40 and 1,565.12 is: 2,347.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,027.92 : 7,541.40 = 1,565.12 : x
  2. Step 2: Convert to fraction form
    5,027.92/7,541.40 = 1,565.12/x
  3. Step 3: Cross multiply
    5,027.92x = 7,541.40 × 1,565.12
  4. Step 4: Simplify right side
    5,027.92x = 11,803,195.97
  5. Step 5: Solve for x
    x = 11,803,195.97/5,027.92
  6. Step 6: Final answer
    x = 2,347.53

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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.