Home / 2,579.61-3,849.92-2,330.49

Finding the Fourth Proportional to 2,579.61, 3,849.92 and 2,330.49

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Solution

The fourth proportional to 2,579.61, 3,849.92 and 2,330.49 is: 3,478.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,579.61 : 3,849.92 = 2,330.49 : x
  2. Step 2: Convert to fraction form
    2,579.61/3,849.92 = 2,330.49/x
  3. Step 3: Cross multiply
    2,579.61x = 3,849.92 × 2,330.49
  4. Step 4: Simplify right side
    2,579.61x = 8,972,206.95
  5. Step 5: Solve for x
    x = 8,972,206.95/2,579.61
  6. Step 6: Final answer
    x = 3,478.13

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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.