Home / 3,530.29-4,874.90-2,206.25

Finding the Fourth Proportional to 3,530.29, 4,874.90 and 2,206.25

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Solution

The fourth proportional to 3,530.29, 4,874.90 and 2,206.25 is: 3,046.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.29 : 4,874.90 = 2,206.25 : x
  2. Step 2: Convert to fraction form
    3,530.29/4,874.90 = 2,206.25/x
  3. Step 3: Cross multiply
    3,530.29x = 4,874.90 × 2,206.25
  4. Step 4: Simplify right side
    3,530.29x = 10,755,248.13
  5. Step 5: Solve for x
    x = 10,755,248.13/3,530.29
  6. Step 6: Final answer
    x = 3,046.56

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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.