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Finding the Fourth Proportional to 5,582.71, 7,695.57 and 4,401.73

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Solution

The fourth proportional to 5,582.71, 7,695.57 and 4,401.73 is: 6,067.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.71 : 7,695.57 = 4,401.73 : x
  2. Step 2: Convert to fraction form
    5,582.71/7,695.57 = 4,401.73/x
  3. Step 3: Cross multiply
    5,582.71x = 7,695.57 × 4,401.73
  4. Step 4: Simplify right side
    5,582.71x = 33,873,821.34
  5. Step 5: Solve for x
    x = 33,873,821.34/5,582.71
  6. Step 6: Final answer
    x = 6,067.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.