Home / 4,454.32-6,149.75-2,861.61

Finding the Fourth Proportional to 4,454.32, 6,149.75 and 2,861.61

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Solution

The fourth proportional to 4,454.32, 6,149.75 and 2,861.61 is: 3,950.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,454.32 : 6,149.75 = 2,861.61 : x
  2. Step 2: Convert to fraction form
    4,454.32/6,149.75 = 2,861.61/x
  3. Step 3: Cross multiply
    4,454.32x = 6,149.75 × 2,861.61
  4. Step 4: Simplify right side
    4,454.32x = 17,598,186.10
  5. Step 5: Solve for x
    x = 17,598,186.10/4,454.32
  6. Step 6: Final answer
    x = 3,950.81

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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.