Home / 2,581.44-3,562.40-1,402.53

Finding the Fourth Proportional to 2,581.44, 3,562.40 and 1,402.53

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Solution

The fourth proportional to 2,581.44, 3,562.40 and 1,402.53 is: 1,935.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,581.44 : 3,562.40 = 1,402.53 : x
  2. Step 2: Convert to fraction form
    2,581.44/3,562.40 = 1,402.53/x
  3. Step 3: Cross multiply
    2,581.44x = 3,562.40 × 1,402.53
  4. Step 4: Simplify right side
    2,581.44x = 4,996,372.87
  5. Step 5: Solve for x
    x = 4,996,372.87/2,581.44
  6. Step 6: Final answer
    x = 1,935.50

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Why These Related Problems?

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