Home / 4,891.24-7,319.79-4,003.48

Finding the Fourth Proportional to 4,891.24, 7,319.79 and 4,003.48

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Solution

The fourth proportional to 4,891.24, 7,319.79 and 4,003.48 is: 5,991.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,891.24 : 7,319.79 = 4,003.48 : x
  2. Step 2: Convert to fraction form
    4,891.24/7,319.79 = 4,003.48/x
  3. Step 3: Cross multiply
    4,891.24x = 7,319.79 × 4,003.48
  4. Step 4: Simplify right side
    4,891.24x = 29,304,632.87
  5. Step 5: Solve for x
    x = 29,304,632.87/4,891.24
  6. Step 6: Final answer
    x = 5,991.25

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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.