Home / 11,248.60-16,862.38-5,005.22

Finding the Fourth Proportional to 11,248.60, 16,862.38 and 5,005.22

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Solution

The fourth proportional to 11,248.60, 16,862.38 and 5,005.22 is: 7,503.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.60 : 16,862.38 = 5,005.22 : x
  2. Step 2: Convert to fraction form
    11,248.60/16,862.38 = 5,005.22/x
  3. Step 3: Cross multiply
    11,248.60x = 16,862.38 × 5,005.22
  4. Step 4: Simplify right side
    11,248.60x = 84,399,970.04
  5. Step 5: Solve for x
    x = 84,399,970.04/11,248.60
  6. Step 6: Final answer
    x = 7,503.15

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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.