Home / 6,565.78-9,060.42-3,771.28

Finding the Fourth Proportional to 6,565.78, 9,060.42 and 3,771.28

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Solution

The fourth proportional to 6,565.78, 9,060.42 and 3,771.28 is: 5,204.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,565.78 : 9,060.42 = 3,771.28 : x
  2. Step 2: Convert to fraction form
    6,565.78/9,060.42 = 3,771.28/x
  3. Step 3: Cross multiply
    6,565.78x = 9,060.42 × 3,771.28
  4. Step 4: Simplify right side
    6,565.78x = 34,169,380.74
  5. Step 5: Solve for x
    x = 34,169,380.74/6,565.78
  6. Step 6: Final answer
    x = 5,204.16

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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.