Home / 3,382.38-4,667.76-2,389.41

Finding the Fourth Proportional to 3,382.38, 4,667.76 and 2,389.41

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Solution

The fourth proportional to 3,382.38, 4,667.76 and 2,389.41 is: 3,297.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.38 : 4,667.76 = 2,389.41 : x
  2. Step 2: Convert to fraction form
    3,382.38/4,667.76 = 2,389.41/x
  3. Step 3: Cross multiply
    3,382.38x = 4,667.76 × 2,389.41
  4. Step 4: Simplify right side
    3,382.38x = 11,153,192.42
  5. Step 5: Solve for x
    x = 11,153,192.42/3,382.38
  6. Step 6: Final answer
    x = 3,297.44

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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.