Home / 2,491.80-3,733.60-1,514.96

Finding the Fourth Proportional to 2,491.80, 3,733.60 and 1,514.96

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Solution

The fourth proportional to 2,491.80, 3,733.60 and 1,514.96 is: 2,269.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,491.80 : 3,733.60 = 1,514.96 : x
  2. Step 2: Convert to fraction form
    2,491.80/3,733.60 = 1,514.96/x
  3. Step 3: Cross multiply
    2,491.80x = 3,733.60 × 1,514.96
  4. Step 4: Simplify right side
    2,491.80x = 5,656,254.66
  5. Step 5: Solve for x
    x = 5,656,254.66/2,491.80
  6. Step 6: Final answer
    x = 2,269.95

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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.