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Finding the Fourth Proportional to 8,555.56, 11,806.56 and 6,035.04

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Solution

The fourth proportional to 8,555.56, 11,806.56 and 6,035.04 is: 8,328.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,555.56 : 11,806.56 = 6,035.04 : x
  2. Step 2: Convert to fraction form
    8,555.56/11,806.56 = 6,035.04/x
  3. Step 3: Cross multiply
    8,555.56x = 11,806.56 × 6,035.04
  4. Step 4: Simplify right side
    8,555.56x = 71,253,061.86
  5. Step 5: Solve for x
    x = 71,253,061.86/8,555.56
  6. Step 6: Final answer
    x = 8,328.28

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Half scale
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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.