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Finding the Fourth Proportional to 3,452.50, 4,764.90 and 2,055.25

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Solution

The fourth proportional to 3,452.50, 4,764.90 and 2,055.25 is: 2,836.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,452.50 : 4,764.90 = 2,055.25 : x
  2. Step 2: Convert to fraction form
    3,452.50/4,764.90 = 2,055.25/x
  3. Step 3: Cross multiply
    3,452.50x = 4,764.90 × 2,055.25
  4. Step 4: Simplify right side
    3,452.50x = 9,793,060.73
  5. Step 5: Solve for x
    x = 9,793,060.73/3,452.50
  6. Step 6: Final answer
    x = 2,836.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.