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Finding the Fourth Proportional to 5,832.48, 8,748.72 and 2,911.62

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Solution

The fourth proportional to 5,832.48, 8,748.72 and 2,911.62 is: 4,367.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,832.48 : 8,748.72 = 2,911.62 : x
  2. Step 2: Convert to fraction form
    5,832.48/8,748.72 = 2,911.62/x
  3. Step 3: Cross multiply
    5,832.48x = 8,748.72 × 2,911.62
  4. Step 4: Simplify right side
    5,832.48x = 25,472,948.13
  5. Step 5: Solve for x
    x = 25,472,948.13/5,832.48
  6. Step 6: Final answer
    x = 4,367.43

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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.