Home / 2,207.10-3,310.65-2,174.70

Finding the Fourth Proportional to 2,207.10, 3,310.65 and 2,174.70

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Solution

The fourth proportional to 2,207.10, 3,310.65 and 2,174.70 is: 3,262.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.10 : 3,310.65 = 2,174.70 : x
  2. Step 2: Convert to fraction form
    2,207.10/3,310.65 = 2,174.70/x
  3. Step 3: Cross multiply
    2,207.10x = 3,310.65 × 2,174.70
  4. Step 4: Simplify right side
    2,207.10x = 7,199,670.56
  5. Step 5: Solve for x
    x = 7,199,670.56/2,207.10
  6. Step 6: Final answer
    x = 3,262.05

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.