Home / 4,070.68-5,617.60-2,207.68

Finding the Fourth Proportional to 4,070.68, 5,617.60 and 2,207.68

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Solution

The fourth proportional to 4,070.68, 5,617.60 and 2,207.68 is: 3,046.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,070.68 : 5,617.60 = 2,207.68 : x
  2. Step 2: Convert to fraction form
    4,070.68/5,617.60 = 2,207.68/x
  3. Step 3: Cross multiply
    4,070.68x = 5,617.60 × 2,207.68
  4. Step 4: Simplify right side
    4,070.68x = 12,401,863.17
  5. Step 5: Solve for x
    x = 12,401,863.17/4,070.68
  6. Step 6: Final answer
    x = 3,046.63

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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.