Home / 7,251.75-10,007.82-4,108.95

Finding the Fourth Proportional to 7,251.75, 10,007.82 and 4,108.95

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Solution

The fourth proportional to 7,251.75, 10,007.82 and 4,108.95 is: 5,670.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251.75 : 10,007.82 = 4,108.95 : x
  2. Step 2: Convert to fraction form
    7,251.75/10,007.82 = 4,108.95/x
  3. Step 3: Cross multiply
    7,251.75x = 10,007.82 × 4,108.95
  4. Step 4: Simplify right side
    7,251.75x = 41,121,631.99
  5. Step 5: Solve for x
    x = 41,121,631.99/7,251.75
  6. Step 6: Final answer
    x = 5,670.58

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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.