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Finding the Fourth Proportional to 11,274.56, 15,565.15 and 6,799.44

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Solution

The fourth proportional to 11,274.56, 15,565.15 and 6,799.44 is: 9,387.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,274.56 : 15,565.15 = 6,799.44 : x
  2. Step 2: Convert to fraction form
    11,274.56/15,565.15 = 6,799.44/x
  3. Step 3: Cross multiply
    11,274.56x = 15,565.15 × 6,799.44
  4. Step 4: Simplify right side
    11,274.56x = 105,834,269.52
  5. Step 5: Solve for x
    x = 105,834,269.52/11,274.56
  6. Step 6: Final answer
    x = 9,387.00

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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.