Home / 7,908.05-10,922.31-5,250.85

Finding the Fourth Proportional to 7,908.05, 10,922.31 and 5,250.85

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Solution

The fourth proportional to 7,908.05, 10,922.31 and 5,250.85 is: 7,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.05 : 10,922.31 = 5,250.85 : x
  2. Step 2: Convert to fraction form
    7,908.05/10,922.31 = 5,250.85/x
  3. Step 3: Cross multiply
    7,908.05x = 10,922.31 × 5,250.85
  4. Step 4: Simplify right side
    7,908.05x = 57,351,384.16
  5. Step 5: Solve for x
    x = 57,351,384.16/7,908.05
  6. Step 6: Final answer
    x = 7,252.28

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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.