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Finding the Fourth Proportional to 4,963.99, 7,447.70 and 3,304.78

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Solution

The fourth proportional to 4,963.99, 7,447.70 and 3,304.78 is: 4,958.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,963.99 : 7,447.70 = 3,304.78 : x
  2. Step 2: Convert to fraction form
    4,963.99/7,447.70 = 3,304.78/x
  3. Step 3: Cross multiply
    4,963.99x = 7,447.70 × 3,304.78
  4. Step 4: Simplify right side
    4,963.99x = 24,613,010.01
  5. Step 5: Solve for x
    x = 24,613,010.01/4,963.99
  6. Step 6: Final answer
    x = 4,958.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.