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Finding the Fourth Proportional to 9,065.26, 12,509.92 and 5,032.09

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Solution

The fourth proportional to 9,065.26, 12,509.92 and 5,032.09 is: 6,944.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,065.26 : 12,509.92 = 5,032.09 : x
  2. Step 2: Convert to fraction form
    9,065.26/12,509.92 = 5,032.09/x
  3. Step 3: Cross multiply
    9,065.26x = 12,509.92 × 5,032.09
  4. Step 4: Simplify right side
    9,065.26x = 62,950,955.62
  5. Step 5: Solve for x
    x = 62,950,955.62/9,065.26
  6. Step 6: Final answer
    x = 6,944.20

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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.