Home / 5,414.07-7,471.41-2,930.07

Finding the Fourth Proportional to 5,414.07, 7,471.41 and 2,930.07

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Solution

The fourth proportional to 5,414.07, 7,471.41 and 2,930.07 is: 4,043.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.07 : 7,471.41 = 2,930.07 : x
  2. Step 2: Convert to fraction form
    5,414.07/7,471.41 = 2,930.07/x
  3. Step 3: Cross multiply
    5,414.07x = 7,471.41 × 2,930.07
  4. Step 4: Simplify right side
    5,414.07x = 21,891,754.30
  5. Step 5: Solve for x
    x = 21,891,754.30/5,414.07
  6. Step 6: Final answer
    x = 4,043.49

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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.