Home / 2,854.13-4,277.97-2,158.54

Finding the Fourth Proportional to 2,854.13, 4,277.97 and 2,158.54

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Solution

The fourth proportional to 2,854.13, 4,277.97 and 2,158.54 is: 3,235.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.13 : 4,277.97 = 2,158.54 : x
  2. Step 2: Convert to fraction form
    2,854.13/4,277.97 = 2,158.54/x
  3. Step 3: Cross multiply
    2,854.13x = 4,277.97 × 2,158.54
  4. Step 4: Simplify right side
    2,854.13x = 9,234,158.67
  5. Step 5: Solve for x
    x = 9,234,158.67/2,854.13
  6. Step 6: Final answer
    x = 3,235.37

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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.