Home / 1,542.32-2,302.24-1,347.92

Finding the Fourth Proportional to 1,542.32, 2,302.24 and 1,347.92

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Solution

The fourth proportional to 1,542.32, 2,302.24 and 1,347.92 is: 2,012.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,542.32 : 2,302.24 = 1,347.92 : x
  2. Step 2: Convert to fraction form
    1,542.32/2,302.24 = 1,347.92/x
  3. Step 3: Cross multiply
    1,542.32x = 2,302.24 × 1,347.92
  4. Step 4: Simplify right side
    1,542.32x = 3,103,235.34
  5. Step 5: Solve for x
    x = 3,103,235.34/1,542.32
  6. Step 6: Final answer
    x = 2,012.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.