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Finding the Fourth Proportional to 9,253.89, 13,893.17 and 7,876.08

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Solution

The fourth proportional to 9,253.89, 13,893.17 and 7,876.08 is: 11,824.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,253.89 : 13,893.17 = 7,876.08 : x
  2. Step 2: Convert to fraction form
    9,253.89/13,893.17 = 7,876.08/x
  3. Step 3: Cross multiply
    9,253.89x = 13,893.17 × 7,876.08
  4. Step 4: Simplify right side
    9,253.89x = 109,423,678.99
  5. Step 5: Solve for x
    x = 109,423,678.99/9,253.89
  6. Step 6: Final answer
    x = 11,824.61

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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.