Home / 4,070-5,616.64-2,207.04

Finding the Fourth Proportional to 4,070, 5,616.64 and 2,207.04

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Solution

The fourth proportional to 4,070, 5,616.64 and 2,207.04 is: 3,045.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070 : 5,616.64 = 2,207.04 : x
  2. Step 2: Convert to fraction form
    4,070/5,616.64 = 2,207.04/x
  3. Step 3: Cross multiply
    4,070x = 5,616.64 × 2,207.04
  4. Step 4: Simplify right side
    4,070x = 12,396,149.15
  5. Step 5: Solve for x
    x = 12,396,149.15/4,070
  6. Step 6: Final answer
    x = 3,045.74

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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.