Home / 4,715.86-7,074.92-3,331.90

Finding the Fourth Proportional to 4,715.86, 7,074.92 and 3,331.90

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Solution

The fourth proportional to 4,715.86, 7,074.92 and 3,331.90 is: 4,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,715.86 : 7,074.92 = 3,331.90 : x
  2. Step 2: Convert to fraction form
    4,715.86/7,074.92 = 3,331.90/x
  3. Step 3: Cross multiply
    4,715.86x = 7,074.92 × 3,331.90
  4. Step 4: Simplify right side
    4,715.86x = 23,572,925.95
  5. Step 5: Solve for x
    x = 23,572,925.95/4,715.86
  6. Step 6: Final answer
    x = 4,998.65

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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.