Home / 11,132.25-16,701.28-4,893.49

Finding the Fourth Proportional to 11,132.25, 16,701.28 and 4,893.49

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Solution

The fourth proportional to 11,132.25, 16,701.28 and 4,893.49 is: 7,341.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,132.25 : 16,701.28 = 4,893.49 : x
  2. Step 2: Convert to fraction form
    11,132.25/16,701.28 = 4,893.49/x
  3. Step 3: Cross multiply
    11,132.25x = 16,701.28 × 4,893.49
  4. Step 4: Simplify right side
    11,132.25x = 81,727,501.46
  5. Step 5: Solve for x
    x = 81,727,501.46/11,132.25
  6. Step 6: Final answer
    x = 7,341.51

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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.