Home / 3,432.77-5,148.61-1,092.47

Finding the Fourth Proportional to 3,432.77, 5,148.61 and 1,092.47

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Solution

The fourth proportional to 3,432.77, 5,148.61 and 1,092.47 is: 1,638.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,432.77 : 5,148.61 = 1,092.47 : x
  2. Step 2: Convert to fraction form
    3,432.77/5,148.61 = 1,092.47/x
  3. Step 3: Cross multiply
    3,432.77x = 5,148.61 × 1,092.47
  4. Step 4: Simplify right side
    3,432.77x = 5,624,701.97
  5. Step 5: Solve for x
    x = 5,624,701.97/3,432.77
  6. Step 6: Final answer
    x = 1,638.53

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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.