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Finding the Fourth Proportional to 7,060.82, 9,737.15 and 4,669.70

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Solution

The fourth proportional to 7,060.82, 9,737.15 and 4,669.70 is: 6,439.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,060.82 : 9,737.15 = 4,669.70 : x
  2. Step 2: Convert to fraction form
    7,060.82/9,737.15 = 4,669.70/x
  3. Step 3: Cross multiply
    7,060.82x = 9,737.15 × 4,669.70
  4. Step 4: Simplify right side
    7,060.82x = 45,469,497.32
  5. Step 5: Solve for x
    x = 45,469,497.32/7,060.82
  6. Step 6: Final answer
    x = 6,439.70

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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.