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Finding the Fourth Proportional to 8,061.10, 11,077.19 and 6,565.84

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Solution

The fourth proportional to 8,061.10, 11,077.19 and 6,565.84 is: 9,022.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,061.10 : 11,077.19 = 6,565.84 : x
  2. Step 2: Convert to fraction form
    8,061.10/11,077.19 = 6,565.84/x
  3. Step 3: Cross multiply
    8,061.10x = 11,077.19 × 6,565.84
  4. Step 4: Simplify right side
    8,061.10x = 72,731,057.19
  5. Step 5: Solve for x
    x = 72,731,057.19/8,061.10
  6. Step 6: Final answer
    x = 9,022.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.