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Finding the Fourth Proportional to 9,784.13, 13,502.50 and 5,592.38

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Solution

The fourth proportional to 9,784.13, 13,502.50 and 5,592.38 is: 7,717.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.13 : 13,502.50 = 5,592.38 : x
  2. Step 2: Convert to fraction form
    9,784.13/13,502.50 = 5,592.38/x
  3. Step 3: Cross multiply
    9,784.13x = 13,502.50 × 5,592.38
  4. Step 4: Simplify right side
    9,784.13x = 75,511,029.46
  5. Step 5: Solve for x
    x = 75,511,029.46/9,784.13
  6. Step 6: Final answer
    x = 7,717.71

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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.