Home / 2,581.74-3,875.04-1,350.09

Finding the Fourth Proportional to 2,581.74, 3,875.04 and 1,350.09

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Solution

The fourth proportional to 2,581.74, 3,875.04 and 1,350.09 is: 2,026.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.74 : 3,875.04 = 1,350.09 : x
  2. Step 2: Convert to fraction form
    2,581.74/3,875.04 = 1,350.09/x
  3. Step 3: Cross multiply
    2,581.74x = 3,875.04 × 1,350.09
  4. Step 4: Simplify right side
    2,581.74x = 5,231,652.75
  5. Step 5: Solve for x
    x = 5,231,652.75/2,581.74
  6. Step 6: Final answer
    x = 2,026.41

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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.