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Finding the Fourth Proportional to 5,167.68, 7,751.52 and 4,396.56

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Solution

The fourth proportional to 5,167.68, 7,751.52 and 4,396.56 is: 6,594.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,167.68 : 7,751.52 = 4,396.56 : x
  2. Step 2: Convert to fraction form
    5,167.68/7,751.52 = 4,396.56/x
  3. Step 3: Cross multiply
    5,167.68x = 7,751.52 × 4,396.56
  4. Step 4: Simplify right side
    5,167.68x = 34,080,022.77
  5. Step 5: Solve for x
    x = 34,080,022.77/5,167.68
  6. Step 6: Final answer
    x = 6,594.84

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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.