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Finding the Fourth Proportional to 5,772.67, 8,652.21 and 3,308.65

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Solution

The fourth proportional to 5,772.67, 8,652.21 and 3,308.65 is: 4,959.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.67 : 8,652.21 = 3,308.65 : x
  2. Step 2: Convert to fraction form
    5,772.67/8,652.21 = 3,308.65/x
  3. Step 3: Cross multiply
    5,772.67x = 8,652.21 × 3,308.65
  4. Step 4: Simplify right side
    5,772.67x = 28,627,134.62
  5. Step 5: Solve for x
    x = 28,627,134.62/5,772.67
  6. Step 6: Final answer
    x = 4,959.08

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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.