Home / 2,740.53-4,110.39-1,008.75

Finding the Fourth Proportional to 2,740.53, 4,110.39 and 1,008.75

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Solution

The fourth proportional to 2,740.53, 4,110.39 and 1,008.75 is: 1,512.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,740.53 : 4,110.39 = 1,008.75 : x
  2. Step 2: Convert to fraction form
    2,740.53/4,110.39 = 1,008.75/x
  3. Step 3: Cross multiply
    2,740.53x = 4,110.39 × 1,008.75
  4. Step 4: Simplify right side
    2,740.53x = 4,146,355.91
  5. Step 5: Solve for x
    x = 4,146,355.91/2,740.53
  6. Step 6: Final answer
    x = 1,512.98

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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.