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Finding the Fourth Proportional to 8,497.92, 12,754.18 and 3,307.44

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Solution

The fourth proportional to 8,497.92, 12,754.18 and 3,307.44 is: 4,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,497.92 : 12,754.18 = 3,307.44 : x
  2. Step 2: Convert to fraction form
    8,497.92/12,754.18 = 3,307.44/x
  3. Step 3: Cross multiply
    8,497.92x = 12,754.18 × 3,307.44
  4. Step 4: Simplify right side
    8,497.92x = 42,183,685.10
  5. Step 5: Solve for x
    x = 42,183,685.10/8,497.92
  6. Step 6: Final answer
    x = 4,964.00

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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.