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Finding the Fourth Proportional to 4,759.35, 7,163.83 and 4,306.56

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Solution

The fourth proportional to 4,759.35, 7,163.83 and 4,306.56 is: 6,482.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,759.35 : 7,163.83 = 4,306.56 : x
  2. Step 2: Convert to fraction form
    4,759.35/7,163.83 = 4,306.56/x
  3. Step 3: Cross multiply
    4,759.35x = 7,163.83 × 4,306.56
  4. Step 4: Simplify right side
    4,759.35x = 30,851,463.72
  5. Step 5: Solve for x
    x = 30,851,463.72/4,759.35
  6. Step 6: Final answer
    x = 6,482.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.