Home / 4,191.62-6,288.96-1,726.61

Finding the Fourth Proportional to 4,191.62, 6,288.96 and 1,726.61

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Solution

The fourth proportional to 4,191.62, 6,288.96 and 1,726.61 is: 2,590.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,191.62 : 6,288.96 = 1,726.61 : x
  2. Step 2: Convert to fraction form
    4,191.62/6,288.96 = 1,726.61/x
  3. Step 3: Cross multiply
    4,191.62x = 6,288.96 × 1,726.61
  4. Step 4: Simplify right side
    4,191.62x = 10,858,581.23
  5. Step 5: Solve for x
    x = 10,858,581.23/4,191.62
  6. Step 6: Final answer
    x = 2,590.55

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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.