Home / 3,388.38-4,669.61-2,326.47

Finding the Fourth Proportional to 3,388.38, 4,669.61 and 2,326.47

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Solution

The fourth proportional to 3,388.38, 4,669.61 and 2,326.47 is: 3,206.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,388.38 : 4,669.61 = 2,326.47 : x
  2. Step 2: Convert to fraction form
    3,388.38/4,669.61 = 2,326.47/x
  3. Step 3: Cross multiply
    3,388.38x = 4,669.61 × 2,326.47
  4. Step 4: Simplify right side
    3,388.38x = 10,863,695.94
  5. Step 5: Solve for x
    x = 10,863,695.94/3,388.38
  6. Step 6: Final answer
    x = 3,206.16

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Half scale
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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.