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Finding the Fourth Proportional to 8,904.84, 13,358.17 and 3,060.70

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Solution

The fourth proportional to 8,904.84, 13,358.17 and 3,060.70 is: 4,591.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,904.84 : 13,358.17 = 3,060.70 : x
  2. Step 2: Convert to fraction form
    8,904.84/13,358.17 = 3,060.70/x
  3. Step 3: Cross multiply
    8,904.84x = 13,358.17 × 3,060.70
  4. Step 4: Simplify right side
    8,904.84x = 40,885,350.92
  5. Step 5: Solve for x
    x = 40,885,350.92/8,904.84
  6. Step 6: Final answer
    x = 4,591.36

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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.