Home / 3,860.68-5,327.94-2,204.68

Finding the Fourth Proportional to 3,860.68, 5,327.94 and 2,204.68

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Solution

The fourth proportional to 3,860.68, 5,327.94 and 2,204.68 is: 3,042.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.68 : 5,327.94 = 2,204.68 : x
  2. Step 2: Convert to fraction form
    3,860.68/5,327.94 = 2,204.68/x
  3. Step 3: Cross multiply
    3,860.68x = 5,327.94 × 2,204.68
  4. Step 4: Simplify right side
    3,860.68x = 11,746,402.76
  5. Step 5: Solve for x
    x = 11,746,402.76/3,860.68
  6. Step 6: Final answer
    x = 3,042.57

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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.