Home / 2,456.87-3,682.19-1,357.90

Finding the Fourth Proportional to 2,456.87, 3,682.19 and 1,357.90

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Solution

The fourth proportional to 2,456.87, 3,682.19 and 1,357.90 is: 2,035.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,456.87 : 3,682.19 = 1,357.90 : x
  2. Step 2: Convert to fraction form
    2,456.87/3,682.19 = 1,357.90/x
  3. Step 3: Cross multiply
    2,456.87x = 3,682.19 × 1,357.90
  4. Step 4: Simplify right side
    2,456.87x = 5,000,039.99
  5. Step 5: Solve for x
    x = 5,000,039.99/2,456.87
  6. Step 6: Final answer
    x = 2,035.13

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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.