Home / 11,402.24-17,080.60-7,494.80

Finding the Fourth Proportional to 11,402.24, 17,080.60 and 7,494.80

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Solution

The fourth proportional to 11,402.24, 17,080.60 and 7,494.80 is: 11,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,402.24 : 17,080.60 = 7,494.80 : x
  2. Step 2: Convert to fraction form
    11,402.24/17,080.60 = 7,494.80/x
  3. Step 3: Cross multiply
    11,402.24x = 17,080.60 × 7,494.80
  4. Step 4: Simplify right side
    11,402.24x = 128,015,680.88
  5. Step 5: Solve for x
    x = 128,015,680.88/11,402.24
  6. Step 6: Final answer
    x = 11,227.24

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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.