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Finding the Fourth Proportional to 3,352.65, 5,028.97 and 2,854.42

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Solution

The fourth proportional to 3,352.65, 5,028.97 and 2,854.42 is: 4,281.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,352.65 : 5,028.97 = 2,854.42 : x
  2. Step 2: Convert to fraction form
    3,352.65/5,028.97 = 2,854.42/x
  3. Step 3: Cross multiply
    3,352.65x = 5,028.97 × 2,854.42
  4. Step 4: Simplify right side
    3,352.65x = 14,354,784.15
  5. Step 5: Solve for x
    x = 14,354,784.15/3,352.65
  6. Step 6: Final answer
    x = 4,281.63

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1.5x scale

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.