Home / 2,464.20-3,400.65-1,520.61

Finding the Fourth Proportional to 2,464.20, 3,400.65 and 1,520.61

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Solution

The fourth proportional to 2,464.20, 3,400.65 and 1,520.61 is: 2,098.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,464.20 : 3,400.65 = 1,520.61 : x
  2. Step 2: Convert to fraction form
    2,464.20/3,400.65 = 1,520.61/x
  3. Step 3: Cross multiply
    2,464.20x = 3,400.65 × 1,520.61
  4. Step 4: Simplify right side
    2,464.20x = 5,171,062.40
  5. Step 5: Solve for x
    x = 5,171,062.40/2,464.20
  6. Step 6: Final answer
    x = 2,098.48

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.