Home / 7,499.32-11,251.38-3,604

Finding the Fourth Proportional to 7,499.32, 11,251.38 and 3,604

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Solution

The fourth proportional to 7,499.32, 11,251.38 and 3,604 is: 5,407.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,499.32 : 11,251.38 = 3,604 : x
  2. Step 2: Convert to fraction form
    7,499.32/11,251.38 = 3,604/x
  3. Step 3: Cross multiply
    7,499.32x = 11,251.38 × 3,604
  4. Step 4: Simplify right side
    7,499.32x = 40,549,973.52
  5. Step 5: Solve for x
    x = 40,549,973.52/7,499.32
  6. Step 6: Final answer
    x = 5,407.15

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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.