Home / 2,854.92-4,282.36-2,281.44

Finding the Fourth Proportional to 2,854.92, 4,282.36 and 2,281.44

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Solution

The fourth proportional to 2,854.92, 4,282.36 and 2,281.44 is: 3,422.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.92 : 4,282.36 = 2,281.44 : x
  2. Step 2: Convert to fraction form
    2,854.92/4,282.36 = 2,281.44/x
  3. Step 3: Cross multiply
    2,854.92x = 4,282.36 × 2,281.44
  4. Step 4: Simplify right side
    2,854.92x = 9,769,947.40
  5. Step 5: Solve for x
    x = 9,769,947.40/2,854.92
  6. Step 6: Final answer
    x = 3,422.14

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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.