Home / 7,201.52-9,936-4,514.96

Finding the Fourth Proportional to 7,201.52, 9,936 and 4,514.96

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Solution

The fourth proportional to 7,201.52, 9,936 and 4,514.96 is: 6,229.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.52 : 9,936 = 4,514.96 : x
  2. Step 2: Convert to fraction form
    7,201.52/9,936 = 4,514.96/x
  3. Step 3: Cross multiply
    7,201.52x = 9,936 × 4,514.96
  4. Step 4: Simplify right side
    7,201.52x = 44,860,642.56
  5. Step 5: Solve for x
    x = 44,860,642.56/7,201.52
  6. Step 6: Final answer
    x = 6,229.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.