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Finding the Fourth Proportional to 5,582.70, 8,371.31 and 2,768.27

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Solution

The fourth proportional to 5,582.70, 8,371.31 and 2,768.27 is: 4,151.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.70 : 8,371.31 = 2,768.27 : x
  2. Step 2: Convert to fraction form
    5,582.70/8,371.31 = 2,768.27/x
  3. Step 3: Cross multiply
    5,582.70x = 8,371.31 × 2,768.27
  4. Step 4: Simplify right side
    5,582.70x = 23,173,990.64
  5. Step 5: Solve for x
    x = 23,173,990.64/5,582.70
  6. Step 6: Final answer
    x = 4,151.04

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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.