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Finding the Fourth Proportional to 9,081.03, 12,531.86 and 5,047.93

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Solution

The fourth proportional to 9,081.03, 12,531.86 and 5,047.93 is: 6,966.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,081.03 : 12,531.86 = 5,047.93 : x
  2. Step 2: Convert to fraction form
    9,081.03/12,531.86 = 5,047.93/x
  3. Step 3: Cross multiply
    9,081.03x = 12,531.86 × 5,047.93
  4. Step 4: Simplify right side
    9,081.03x = 63,259,952.05
  5. Step 5: Solve for x
    x = 63,259,952.05/9,081.03
  6. Step 6: Final answer
    x = 6,966.16

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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.