Home / 2,724.74-4,084.26-1,262.68

Finding the Fourth Proportional to 2,724.74, 4,084.26 and 1,262.68

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Solution

The fourth proportional to 2,724.74, 4,084.26 and 1,262.68 is: 1,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,724.74 : 4,084.26 = 1,262.68 : x
  2. Step 2: Convert to fraction form
    2,724.74/4,084.26 = 1,262.68/x
  3. Step 3: Cross multiply
    2,724.74x = 4,084.26 × 1,262.68
  4. Step 4: Simplify right side
    2,724.74x = 5,157,113.42
  5. Step 5: Solve for x
    x = 5,157,113.42/2,724.74
  6. Step 6: Final answer
    x = 1,892.70

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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.