Home / 4,751.55-7,125.30-2,287.13

Finding the Fourth Proportional to 4,751.55, 7,125.30 and 2,287.13

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Solution

The fourth proportional to 4,751.55, 7,125.30 and 2,287.13 is: 3,429.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.55 : 7,125.30 = 2,287.13 : x
  2. Step 2: Convert to fraction form
    4,751.55/7,125.30 = 2,287.13/x
  3. Step 3: Cross multiply
    4,751.55x = 7,125.30 × 2,287.13
  4. Step 4: Simplify right side
    4,751.55x = 16,296,451.76
  5. Step 5: Solve for x
    x = 16,296,451.76/4,751.55
  6. Step 6: Final answer
    x = 3,429.71

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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.