Home / 2,306.43-3,174.71-1,929.24

Finding the Fourth Proportional to 2,306.43, 3,174.71 and 1,929.24

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Solution

The fourth proportional to 2,306.43, 3,174.71 and 1,929.24 is: 2,655.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,306.43 : 3,174.71 = 1,929.24 : x
  2. Step 2: Convert to fraction form
    2,306.43/3,174.71 = 1,929.24/x
  3. Step 3: Cross multiply
    2,306.43x = 3,174.71 × 1,929.24
  4. Step 4: Simplify right side
    2,306.43x = 6,124,767.87
  5. Step 5: Solve for x
    x = 6,124,767.87/2,306.43
  6. Step 6: Final answer
    x = 2,655.52

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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.