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Finding the Fourth Proportional to 4,764.87, 7,148.34 and 2,573.55

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Solution

The fourth proportional to 4,764.87, 7,148.34 and 2,573.55 is: 3,860.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,764.87 : 7,148.34 = 2,573.55 : x
  2. Step 2: Convert to fraction form
    4,764.87/7,148.34 = 2,573.55/x
  3. Step 3: Cross multiply
    4,764.87x = 7,148.34 × 2,573.55
  4. Step 4: Simplify right side
    4,764.87x = 18,396,610.41
  5. Step 5: Solve for x
    x = 18,396,610.41/4,764.87
  6. Step 6: Final answer
    x = 3,860.88

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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.