Home / 7,387.61-11,082.42-2,706.51

Finding the Fourth Proportional to 7,387.61, 11,082.42 and 2,706.51

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Solution

The fourth proportional to 7,387.61, 11,082.42 and 2,706.51 is: 4,060.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,387.61 : 11,082.42 = 2,706.51 : x
  2. Step 2: Convert to fraction form
    7,387.61/11,082.42 = 2,706.51/x
  3. Step 3: Cross multiply
    7,387.61x = 11,082.42 × 2,706.51
  4. Step 4: Simplify right side
    7,387.61x = 29,994,722.11
  5. Step 5: Solve for x
    x = 29,994,722.11/7,387.61
  6. Step 6: Final answer
    x = 4,060.14

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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.