Home / 2,860.66-4,292.46-2,167.10

Finding the Fourth Proportional to 2,860.66, 4,292.46 and 2,167.10

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Solution

The fourth proportional to 2,860.66, 4,292.46 and 2,167.10 is: 3,251.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.66 : 4,292.46 = 2,167.10 : x
  2. Step 2: Convert to fraction form
    2,860.66/4,292.46 = 2,167.10/x
  3. Step 3: Cross multiply
    2,860.66x = 4,292.46 × 2,167.10
  4. Step 4: Simplify right side
    2,860.66x = 9,302,190.07
  5. Step 5: Solve for x
    x = 9,302,190.07/2,860.66
  6. Step 6: Final answer
    x = 3,251.76

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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.