Home / 2,486.08-3,728.90-1,169.52

Finding the Fourth Proportional to 2,486.08, 3,728.90 and 1,169.52

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Solution

The fourth proportional to 2,486.08, 3,728.90 and 1,169.52 is: 1,754.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,486.08 : 3,728.90 = 1,169.52 : x
  2. Step 2: Convert to fraction form
    2,486.08/3,728.90 = 1,169.52/x
  3. Step 3: Cross multiply
    2,486.08x = 3,728.90 × 1,169.52
  4. Step 4: Simplify right side
    2,486.08x = 4,361,023.13
  5. Step 5: Solve for x
    x = 4,361,023.13/2,486.08
  6. Step 6: Final answer
    x = 1,754.18

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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.