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Finding the Fourth Proportional to 5,583.62, 7,704.93 and 3,065.66

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Solution

The fourth proportional to 5,583.62, 7,704.93 and 3,065.66 is: 4,230.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,583.62 : 7,704.93 = 3,065.66 : x
  2. Step 2: Convert to fraction form
    5,583.62/7,704.93 = 3,065.66/x
  3. Step 3: Cross multiply
    5,583.62x = 7,704.93 × 3,065.66
  4. Step 4: Simplify right side
    5,583.62x = 23,620,695.70
  5. Step 5: Solve for x
    x = 23,620,695.70/5,583.62
  6. Step 6: Final answer
    x = 4,230.36

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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.