Home / 7,179.31-10,757.97-4,830.61

Finding the Fourth Proportional to 7,179.31, 10,757.97 and 4,830.61

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Solution

The fourth proportional to 7,179.31, 10,757.97 and 4,830.61 is: 7,238.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,179.31 : 10,757.97 = 4,830.61 : x
  2. Step 2: Convert to fraction form
    7,179.31/10,757.97 = 4,830.61/x
  3. Step 3: Cross multiply
    7,179.31x = 10,757.97 × 4,830.61
  4. Step 4: Simplify right side
    7,179.31x = 51,967,557.46
  5. Step 5: Solve for x
    x = 51,967,557.46/7,179.31
  6. Step 6: Final answer
    x = 7,238.52

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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.