Home / 5,329.80-7,993.56-2,992.08

Finding the Fourth Proportional to 5,329.80, 7,993.56 and 2,992.08

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Solution

The fourth proportional to 5,329.80, 7,993.56 and 2,992.08 is: 4,487.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,329.80 : 7,993.56 = 2,992.08 : x
  2. Step 2: Convert to fraction form
    5,329.80/7,993.56 = 2,992.08/x
  3. Step 3: Cross multiply
    5,329.80x = 7,993.56 × 2,992.08
  4. Step 4: Simplify right side
    5,329.80x = 23,917,371.00
  5. Step 5: Solve for x
    x = 23,917,371.00/5,329.80
  6. Step 6: Final answer
    x = 4,487.48

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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.