Home / 6,614.45-9,922.50-2,917.61

Finding the Fourth Proportional to 6,614.45, 9,922.50 and 2,917.61

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Solution

The fourth proportional to 6,614.45, 9,922.50 and 2,917.61 is: 4,376.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,614.45 : 9,922.50 = 2,917.61 : x
  2. Step 2: Convert to fraction form
    6,614.45/9,922.50 = 2,917.61/x
  3. Step 3: Cross multiply
    6,614.45x = 9,922.50 × 2,917.61
  4. Step 4: Simplify right side
    6,614.45x = 28,949,985.23
  5. Step 5: Solve for x
    x = 28,949,985.23/6,614.45
  6. Step 6: Final answer
    x = 4,376.78

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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.