Home / 4,070.82-5,617.80-2,207.82

Finding the Fourth Proportional to 4,070.82, 5,617.80 and 2,207.82

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Solution

The fourth proportional to 4,070.82, 5,617.80 and 2,207.82 is: 3,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.82 : 5,617.80 = 2,207.82 : x
  2. Step 2: Convert to fraction form
    4,070.82/5,617.80 = 2,207.82/x
  3. Step 3: Cross multiply
    4,070.82x = 5,617.80 × 2,207.82
  4. Step 4: Simplify right side
    4,070.82x = 12,403,091.20
  5. Step 5: Solve for x
    x = 12,403,091.20/4,070.82
  6. Step 6: Final answer
    x = 3,046.83

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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.