Home / 2,862.23-4,293.68-1,012.95

Finding the Fourth Proportional to 2,862.23, 4,293.68 and 1,012.95

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Solution

The fourth proportional to 2,862.23, 4,293.68 and 1,012.95 is: 1,519.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.23 : 4,293.68 = 1,012.95 : x
  2. Step 2: Convert to fraction form
    2,862.23/4,293.68 = 1,012.95/x
  3. Step 3: Cross multiply
    2,862.23x = 4,293.68 × 1,012.95
  4. Step 4: Simplify right side
    2,862.23x = 4,349,278.09
  5. Step 5: Solve for x
    x = 4,349,278.09/2,862.23
  6. Step 6: Final answer
    x = 1,519.54

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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.