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Finding the Fourth Proportional to 5,662.69, 7,814.51 and 3,304.85

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Solution

The fourth proportional to 5,662.69, 7,814.51 and 3,304.85 is: 4,560.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,662.69 : 7,814.51 = 3,304.85 : x
  2. Step 2: Convert to fraction form
    5,662.69/7,814.51 = 3,304.85/x
  3. Step 3: Cross multiply
    5,662.69x = 7,814.51 × 3,304.85
  4. Step 4: Simplify right side
    5,662.69x = 25,825,740.17
  5. Step 5: Solve for x
    x = 25,825,740.17/5,662.69
  6. Step 6: Final answer
    x = 4,560.69

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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.