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Finding the Fourth Proportional to 9,007.56, 13,511.22 and 4,073.78

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Solution

The fourth proportional to 9,007.56, 13,511.22 and 4,073.78 is: 6,110.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007.56 : 13,511.22 = 4,073.78 : x
  2. Step 2: Convert to fraction form
    9,007.56/13,511.22 = 4,073.78/x
  3. Step 3: Cross multiply
    9,007.56x = 13,511.22 × 4,073.78
  4. Step 4: Simplify right side
    9,007.56x = 55,041,670.26
  5. Step 5: Solve for x
    x = 55,041,670.26/9,007.56
  6. Step 6: Final answer
    x = 6,110.61

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1.5x scale

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.