Home / 7,081.38-10,608.75-4,150.98

Finding the Fourth Proportional to 7,081.38, 10,608.75 and 4,150.98

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Solution

The fourth proportional to 7,081.38, 10,608.75 and 4,150.98 is: 6,218.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081.38 : 10,608.75 = 4,150.98 : x
  2. Step 2: Convert to fraction form
    7,081.38/10,608.75 = 4,150.98/x
  3. Step 3: Cross multiply
    7,081.38x = 10,608.75 × 4,150.98
  4. Step 4: Simplify right side
    7,081.38x = 44,036,709.08
  5. Step 5: Solve for x
    x = 44,036,709.08/7,081.38
  6. Step 6: Final answer
    x = 6,218.66

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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.