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Finding the Fourth Proportional to 5,582.98, 7,704.21 and 3,225.07

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Solution

The fourth proportional to 5,582.98, 7,704.21 and 3,225.07 is: 4,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,582.98 : 7,704.21 = 3,225.07 : x
  2. Step 2: Convert to fraction form
    5,582.98/7,704.21 = 3,225.07/x
  3. Step 3: Cross multiply
    5,582.98x = 7,704.21 × 3,225.07
  4. Step 4: Simplify right side
    5,582.98x = 24,846,616.54
  5. Step 5: Solve for x
    x = 24,846,616.54/5,582.98
  6. Step 6: Final answer
    x = 4,450.42

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Half scale
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Double scale
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Similar ratio
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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.