Home / 11,549.12-17,324.52-3,947.36

Finding the Fourth Proportional to 11,549.12, 17,324.52 and 3,947.36

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Solution

The fourth proportional to 11,549.12, 17,324.52 and 3,947.36 is: 5,921.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,549.12 : 17,324.52 = 3,947.36 : x
  2. Step 2: Convert to fraction form
    11,549.12/17,324.52 = 3,947.36/x
  3. Step 3: Cross multiply
    11,549.12x = 17,324.52 × 3,947.36
  4. Step 4: Simplify right side
    11,549.12x = 68,386,117.27
  5. Step 5: Solve for x
    x = 68,386,117.27/11,549.12
  6. Step 6: Final answer
    x = 5,921.33

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1.5x scale

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.