Home / 6,105.43-9,159.86-1,722.92

Finding the Fourth Proportional to 6,105.43, 9,159.86 and 1,722.92

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Solution

The fourth proportional to 6,105.43, 9,159.86 and 1,722.92 is: 2,584.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.43 : 9,159.86 = 1,722.92 : x
  2. Step 2: Convert to fraction form
    6,105.43/9,159.86 = 1,722.92/x
  3. Step 3: Cross multiply
    6,105.43x = 9,159.86 × 1,722.92
  4. Step 4: Simplify right side
    6,105.43x = 15,781,697.38
  5. Step 5: Solve for x
    x = 15,781,697.38/6,105.43
  6. Step 6: Final answer
    x = 2,584.86

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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.