Home / 11,534.50-17,301.75-4,139.41

Finding the Fourth Proportional to 11,534.50, 17,301.75 and 4,139.41

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Solution

The fourth proportional to 11,534.50, 17,301.75 and 4,139.41 is: 6,209.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,534.50 : 17,301.75 = 4,139.41 : x
  2. Step 2: Convert to fraction form
    11,534.50/17,301.75 = 4,139.41/x
  3. Step 3: Cross multiply
    11,534.50x = 17,301.75 × 4,139.41
  4. Step 4: Simplify right side
    11,534.50x = 71,619,036.97
  5. Step 5: Solve for x
    x = 71,619,036.97/11,534.50
  6. Step 6: Final answer
    x = 6,209.12

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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.