Home / 2,514.93-3,470.62-1,520.87

Finding the Fourth Proportional to 2,514.93, 3,470.62 and 1,520.87

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Solution

The fourth proportional to 2,514.93, 3,470.62 and 1,520.87 is: 2,098.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,514.93 : 3,470.62 = 1,520.87 : x
  2. Step 2: Convert to fraction form
    2,514.93/3,470.62 = 1,520.87/x
  3. Step 3: Cross multiply
    2,514.93x = 3,470.62 × 1,520.87
  4. Step 4: Simplify right side
    2,514.93x = 5,278,340.68
  5. Step 5: Solve for x
    x = 5,278,340.68/2,514.93
  6. Step 6: Final answer
    x = 2,098.80

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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.