Home / 10,565.06-15,839.73-6,404.04

Finding the Fourth Proportional to 10,565.06, 15,839.73 and 6,404.04

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Solution

The fourth proportional to 10,565.06, 15,839.73 and 6,404.04 is: 9,601.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,565.06 : 15,839.73 = 6,404.04 : x
  2. Step 2: Convert to fraction form
    10,565.06/15,839.73 = 6,404.04/x
  3. Step 3: Cross multiply
    10,565.06x = 15,839.73 × 6,404.04
  4. Step 4: Simplify right side
    10,565.06x = 101,438,264.51
  5. Step 5: Solve for x
    x = 101,438,264.51/10,565.06
  6. Step 6: Final answer
    x = 9,601.30

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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.