Home / 5,350.05-7,382.79-2,959.92

Finding the Fourth Proportional to 5,350.05, 7,382.79 and 2,959.92

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Solution

The fourth proportional to 5,350.05, 7,382.79 and 2,959.92 is: 4,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,350.05 : 7,382.79 = 2,959.92 : x
  2. Step 2: Convert to fraction form
    5,350.05/7,382.79 = 2,959.92/x
  3. Step 3: Cross multiply
    5,350.05x = 7,382.79 × 2,959.92
  4. Step 4: Simplify right side
    5,350.05x = 21,852,467.78
  5. Step 5: Solve for x
    x = 21,852,467.78/5,350.05
  6. Step 6: Final answer
    x = 4,084.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.