Home / 2,860.68-4,292.48-2,167.08

Finding the Fourth Proportional to 2,860.68, 4,292.48 and 2,167.08

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Solution

The fourth proportional to 2,860.68, 4,292.48 and 2,167.08 is: 3,251.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.68 : 4,292.48 = 2,167.08 : x
  2. Step 2: Convert to fraction form
    2,860.68/4,292.48 = 2,167.08/x
  3. Step 3: Cross multiply
    2,860.68x = 4,292.48 × 2,167.08
  4. Step 4: Simplify right side
    2,860.68x = 9,302,147.56
  5. Step 5: Solve for x
    x = 9,302,147.56/2,860.68
  6. Step 6: Final answer
    x = 3,251.73

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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.