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Finding the Fourth Proportional to 9,097.92, 12,554.97 and 5,118.95

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Solution

The fourth proportional to 9,097.92, 12,554.97 and 5,118.95 is: 7,064.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,097.92 : 12,554.97 = 5,118.95 : x
  2. Step 2: Convert to fraction form
    9,097.92/12,554.97 = 5,118.95/x
  3. Step 3: Cross multiply
    9,097.92x = 12,554.97 × 5,118.95
  4. Step 4: Simplify right side
    9,097.92x = 64,268,248.44
  5. Step 5: Solve for x
    x = 64,268,248.44/9,097.92
  6. Step 6: Final answer
    x = 7,064.06

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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.