Home / 7,531.72-11,301.66-3,149.56

Finding the Fourth Proportional to 7,531.72, 11,301.66 and 3,149.56

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Solution

The fourth proportional to 7,531.72, 11,301.66 and 3,149.56 is: 4,726.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,531.72 : 11,301.66 = 3,149.56 : x
  2. Step 2: Convert to fraction form
    7,531.72/11,301.66 = 3,149.56/x
  3. Step 3: Cross multiply
    7,531.72x = 11,301.66 × 3,149.56
  4. Step 4: Simplify right side
    7,531.72x = 35,595,256.27
  5. Step 5: Solve for x
    x = 35,595,256.27/7,531.72
  6. Step 6: Final answer
    x = 4,726.05

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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.