Home / 2,231.32-3,346.29-1,542.41

Finding the Fourth Proportional to 2,231.32, 3,346.29 and 1,542.41

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Solution

The fourth proportional to 2,231.32, 3,346.29 and 1,542.41 is: 2,313.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,231.32 : 3,346.29 = 1,542.41 : x
  2. Step 2: Convert to fraction form
    2,231.32/3,346.29 = 1,542.41/x
  3. Step 3: Cross multiply
    2,231.32x = 3,346.29 × 1,542.41
  4. Step 4: Simplify right side
    2,231.32x = 5,161,343.45
  5. Step 5: Solve for x
    x = 5,161,343.45/2,231.32
  6. Step 6: Final answer
    x = 2,313.14

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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.