Home / 4,108.38-5,669.90-2,340.55

Finding the Fourth Proportional to 4,108.38, 5,669.90 and 2,340.55

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Solution

The fourth proportional to 4,108.38, 5,669.90 and 2,340.55 is: 3,230.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.38 : 5,669.90 = 2,340.55 : x
  2. Step 2: Convert to fraction form
    4,108.38/5,669.90 = 2,340.55/x
  3. Step 3: Cross multiply
    4,108.38x = 5,669.90 × 2,340.55
  4. Step 4: Simplify right side
    4,108.38x = 13,270,684.45
  5. Step 5: Solve for x
    x = 13,270,684.45/4,108.38
  6. Step 6: Final answer
    x = 3,230.15

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1.5x scale

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.