Home / 3,295.38-4,546.35-2,117.10

Finding the Fourth Proportional to 3,295.38, 4,546.35 and 2,117.10

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Solution

The fourth proportional to 3,295.38, 4,546.35 and 2,117.10 is: 2,920.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,295.38 : 4,546.35 = 2,117.10 : x
  2. Step 2: Convert to fraction form
    3,295.38/4,546.35 = 2,117.10/x
  3. Step 3: Cross multiply
    3,295.38x = 4,546.35 × 2,117.10
  4. Step 4: Simplify right side
    3,295.38x = 9,625,077.59
  5. Step 5: Solve for x
    x = 9,625,077.59/3,295.38
  6. Step 6: Final answer
    x = 2,920.78

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Double 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.