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Finding the Fourth Proportional to 9,974.66, 14,925.05 and 7,344.11

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Solution

The fourth proportional to 9,974.66, 14,925.05 and 7,344.11 is: 10,988.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,974.66 : 14,925.05 = 7,344.11 : x
  2. Step 2: Convert to fraction form
    9,974.66/14,925.05 = 7,344.11/x
  3. Step 3: Cross multiply
    9,974.66x = 14,925.05 × 7,344.11
  4. Step 4: Simplify right side
    9,974.66x = 109,611,097.61
  5. Step 5: Solve for x
    x = 109,611,097.61/9,974.66
  6. Step 6: Final answer
    x = 10,988.96

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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.