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Finding the Fourth Proportional to 4,950.39, 7,425.84 and 1,252.65

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Solution

The fourth proportional to 4,950.39, 7,425.84 and 1,252.65 is: 1,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,950.39 : 7,425.84 = 1,252.65 : x
  2. Step 2: Convert to fraction form
    4,950.39/7,425.84 = 1,252.65/x
  3. Step 3: Cross multiply
    4,950.39x = 7,425.84 × 1,252.65
  4. Step 4: Simplify right side
    4,950.39x = 9,301,978.48
  5. Step 5: Solve for x
    x = 9,301,978.48/4,950.39
  6. Step 6: Final answer
    x = 1,879.04

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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.