Home / 5,074.38-7,596.90-3,120.66

Finding the Fourth Proportional to 5,074.38, 7,596.90 and 3,120.66

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Solution

The fourth proportional to 5,074.38, 7,596.90 and 3,120.66 is: 4,671.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,074.38 : 7,596.90 = 3,120.66 : x
  2. Step 2: Convert to fraction form
    5,074.38/7,596.90 = 3,120.66/x
  3. Step 3: Cross multiply
    5,074.38x = 7,596.90 × 3,120.66
  4. Step 4: Simplify right side
    5,074.38x = 23,707,341.95
  5. Step 5: Solve for x
    x = 23,707,341.95/5,074.38
  6. Step 6: Final answer
    x = 4,671.97

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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.