Home / 2,862.38-4,269.61-2,394.92

Finding the Fourth Proportional to 2,862.38, 4,269.61 and 2,394.92

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Solution

The fourth proportional to 2,862.38, 4,269.61 and 2,394.92 is: 3,572.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,862.38 : 4,269.61 = 2,394.92 : x
  2. Step 2: Convert to fraction form
    2,862.38/4,269.61 = 2,394.92/x
  3. Step 3: Cross multiply
    2,862.38x = 4,269.61 × 2,394.92
  4. Step 4: Simplify right side
    2,862.38x = 10,225,374.38
  5. Step 5: Solve for x
    x = 10,225,374.38/2,862.38
  6. Step 6: Final answer
    x = 3,572.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.