Home / 11,862.64-17,797.05-3,542.66

Finding the Fourth Proportional to 11,862.64, 17,797.05 and 3,542.66

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Solution

The fourth proportional to 11,862.64, 17,797.05 and 3,542.66 is: 5,314.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,862.64 : 17,797.05 = 3,542.66 : x
  2. Step 2: Convert to fraction form
    11,862.64/17,797.05 = 3,542.66/x
  3. Step 3: Cross multiply
    11,862.64x = 17,797.05 × 3,542.66
  4. Step 4: Simplify right side
    11,862.64x = 63,048,897.15
  5. Step 5: Solve for x
    x = 63,048,897.15/11,862.64
  6. Step 6: Final answer
    x = 5,314.91

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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.