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Finding the Fourth Proportional to 5,583.18, 7,704.24 and 3,225.18

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Solution

The fourth proportional to 5,583.18, 7,704.24 and 3,225.18 is: 4,450.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.18 : 7,704.24 = 3,225.18 : x
  2. Step 2: Convert to fraction form
    5,583.18/7,704.24 = 3,225.18/x
  3. Step 3: Cross multiply
    5,583.18x = 7,704.24 × 3,225.18
  4. Step 4: Simplify right side
    5,583.18x = 24,847,560.76
  5. Step 5: Solve for x
    x = 24,847,560.76/5,583.18
  6. Step 6: Final answer
    x = 4,450.43

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Half scale
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Double scale
Find fourth proportional to 5,584.18, 7,705.62 and 3,226.18
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.