Home / 4,962.80-7,437.72-3,806.12

Finding the Fourth Proportional to 4,962.80, 7,437.72 and 3,806.12

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Solution

The fourth proportional to 4,962.80, 7,437.72 and 3,806.12 is: 5,704.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,962.80 : 7,437.72 = 3,806.12 : x
  2. Step 2: Convert to fraction form
    4,962.80/7,437.72 = 3,806.12/x
  3. Step 3: Cross multiply
    4,962.80x = 7,437.72 × 3,806.12
  4. Step 4: Simplify right side
    4,962.80x = 28,308,854.85
  5. Step 5: Solve for x
    x = 28,308,854.85/4,962.80
  6. Step 6: Final answer
    x = 5,704.21

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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.