Home / 11,017.24-16,531.02-5,173

Finding the Fourth Proportional to 11,017.24, 16,531.02 and 5,173

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Solution

The fourth proportional to 11,017.24, 16,531.02 and 5,173 is: 7,761.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,017.24 : 16,531.02 = 5,173 : x
  2. Step 2: Convert to fraction form
    11,017.24/16,531.02 = 5,173/x
  3. Step 3: Cross multiply
    11,017.24x = 16,531.02 × 5,173
  4. Step 4: Simplify right side
    11,017.24x = 85,514,966.46
  5. Step 5: Solve for x
    x = 85,514,966.46/11,017.24
  6. Step 6: Final answer
    x = 7,761.92

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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.