Home / 1,932.20-2,666.42-1,048

Finding the Fourth Proportional to 1,932.20, 2,666.42 and 1,048

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Solution

The fourth proportional to 1,932.20, 2,666.42 and 1,048 is: 1,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,932.20 : 2,666.42 = 1,048 : x
  2. Step 2: Convert to fraction form
    1,932.20/2,666.42 = 1,048/x
  3. Step 3: Cross multiply
    1,932.20x = 2,666.42 × 1,048
  4. Step 4: Simplify right side
    1,932.20x = 2,794,408.16
  5. Step 5: Solve for x
    x = 2,794,408.16/1,932.20
  6. Step 6: Final answer
    x = 1,446.23

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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.