Home / 2,862.08-4,292.33-1,012.95

Finding the Fourth Proportional to 2,862.08, 4,292.33 and 1,012.95

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Solution

The fourth proportional to 2,862.08, 4,292.33 and 1,012.95 is: 1,519.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.08 : 4,292.33 = 1,012.95 : x
  2. Step 2: Convert to fraction form
    2,862.08/4,292.33 = 1,012.95/x
  3. Step 3: Cross multiply
    2,862.08x = 4,292.33 × 1,012.95
  4. Step 4: Simplify right side
    2,862.08x = 4,347,925.14
  5. Step 5: Solve for x
    x = 4,347,925.14/2,862.08
  6. Step 6: Final answer
    x = 1,519.15

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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.