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Finding the Fourth Proportional to 9,541.43, 13,165.92 and 5,292.44

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Solution

The fourth proportional to 9,541.43, 13,165.92 and 5,292.44 is: 7,302.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,541.43 : 13,165.92 = 5,292.44 : x
  2. Step 2: Convert to fraction form
    9,541.43/13,165.92 = 5,292.44/x
  3. Step 3: Cross multiply
    9,541.43x = 13,165.92 × 5,292.44
  4. Step 4: Simplify right side
    9,541.43x = 69,679,841.64
  5. Step 5: Solve for x
    x = 69,679,841.64/9,541.43
  6. Step 6: Final answer
    x = 7,302.87

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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.