Home / 7,706.72-11,569.61-5,065.97

Finding the Fourth Proportional to 7,706.72, 11,569.61 and 5,065.97

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Solution

The fourth proportional to 7,706.72, 11,569.61 and 5,065.97 is: 7,605.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,706.72 : 11,569.61 = 5,065.97 : x
  2. Step 2: Convert to fraction form
    7,706.72/11,569.61 = 5,065.97/x
  3. Step 3: Cross multiply
    7,706.72x = 11,569.61 × 5,065.97
  4. Step 4: Simplify right side
    7,706.72x = 58,611,251.99
  5. Step 5: Solve for x
    x = 58,611,251.99/7,706.72
  6. Step 6: Final answer
    x = 7,605.21

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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.