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Finding the Fourth Proportional to 4,757.32, 7,132.74 and 1,834.84

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Solution

The fourth proportional to 4,757.32, 7,132.74 and 1,834.84 is: 2,751.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,757.32 : 7,132.74 = 1,834.84 : x
  2. Step 2: Convert to fraction form
    4,757.32/7,132.74 = 1,834.84/x
  3. Step 3: Cross multiply
    4,757.32x = 7,132.74 × 1,834.84
  4. Step 4: Simplify right side
    4,757.32x = 13,087,436.66
  5. Step 5: Solve for x
    x = 13,087,436.66/4,757.32
  6. Step 6: Final answer
    x = 2,751.01

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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.