Home / 4,378.38-6,039.92-2,962.13

Finding the Fourth Proportional to 4,378.38, 6,039.92 and 2,962.13

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Solution

The fourth proportional to 4,378.38, 6,039.92 and 2,962.13 is: 4,086.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.38 : 6,039.92 = 2,962.13 : x
  2. Step 2: Convert to fraction form
    4,378.38/6,039.92 = 2,962.13/x
  3. Step 3: Cross multiply
    4,378.38x = 6,039.92 × 2,962.13
  4. Step 4: Simplify right side
    4,378.38x = 17,891,013.42
  5. Step 5: Solve for x
    x = 17,891,013.42/4,378.38
  6. Step 6: Final answer
    x = 4,086.22

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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.