Home / 2,862.68-4,295.48-2,169.08

Finding the Fourth Proportional to 2,862.68, 4,295.48 and 2,169.08

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Solution

The fourth proportional to 2,862.68, 4,295.48 and 2,169.08 is: 3,254.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.68 : 4,295.48 = 2,169.08 : x
  2. Step 2: Convert to fraction form
    2,862.68/4,295.48 = 2,169.08/x
  3. Step 3: Cross multiply
    2,862.68x = 4,295.48 × 2,169.08
  4. Step 4: Simplify right side
    2,862.68x = 9,317,239.76
  5. Step 5: Solve for x
    x = 9,317,239.76/2,862.68
  6. Step 6: Final answer
    x = 3,254.73

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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.