Home / 7,415.26-11,119.30-2,737.47

Finding the Fourth Proportional to 7,415.26, 11,119.30 and 2,737.47

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Solution

The fourth proportional to 7,415.26, 11,119.30 and 2,737.47 is: 4,104.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415.26 : 11,119.30 = 2,737.47 : x
  2. Step 2: Convert to fraction form
    7,415.26/11,119.30 = 2,737.47/x
  3. Step 3: Cross multiply
    7,415.26x = 11,119.30 × 2,737.47
  4. Step 4: Simplify right side
    7,415.26x = 30,438,750.17
  5. Step 5: Solve for x
    x = 30,438,750.17/7,415.26
  6. Step 6: Final answer
    x = 4,104.88

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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.