Home / 2,862.12-4,293.20-1,013.24

Finding the Fourth Proportional to 2,862.12, 4,293.20 and 1,013.24

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Solution

The fourth proportional to 2,862.12, 4,293.20 and 1,013.24 is: 1,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.12 : 4,293.20 = 1,013.24 : x
  2. Step 2: Convert to fraction form
    2,862.12/4,293.20 = 1,013.24/x
  3. Step 3: Cross multiply
    2,862.12x = 4,293.20 × 1,013.24
  4. Step 4: Simplify right side
    2,862.12x = 4,350,026.17
  5. Step 5: Solve for x
    x = 4,350,026.17/2,862.12
  6. Step 6: Final answer
    x = 1,519.86

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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.