Home / 11,526.06-17,287.20-4,129.41

Finding the Fourth Proportional to 11,526.06, 17,287.20 and 4,129.41

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Solution

The fourth proportional to 11,526.06, 17,287.20 and 4,129.41 is: 6,193.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,526.06 : 17,287.20 = 4,129.41 : x
  2. Step 2: Convert to fraction form
    11,526.06/17,287.20 = 4,129.41/x
  3. Step 3: Cross multiply
    11,526.06x = 17,287.20 × 4,129.41
  4. Step 4: Simplify right side
    11,526.06x = 71,385,936.55
  5. Step 5: Solve for x
    x = 71,385,936.55/11,526.06
  6. Step 6: Final answer
    x = 6,193.44

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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.