Home / 3,443.45-4,750.19-2,382.30

Finding the Fourth Proportional to 3,443.45, 4,750.19 and 2,382.30

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Solution

The fourth proportional to 3,443.45, 4,750.19 and 2,382.30 is: 3,286.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,443.45 : 4,750.19 = 2,382.30 : x
  2. Step 2: Convert to fraction form
    3,443.45/4,750.19 = 2,382.30/x
  3. Step 3: Cross multiply
    3,443.45x = 4,750.19 × 2,382.30
  4. Step 4: Simplify right side
    3,443.45x = 11,316,377.64
  5. Step 5: Solve for x
    x = 11,316,377.64/3,443.45
  6. Step 6: Final answer
    x = 3,286.35

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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.