Home / 7,250.32-10,872.92-3,144.08

Finding the Fourth Proportional to 7,250.32, 10,872.92 and 3,144.08

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Solution

The fourth proportional to 7,250.32, 10,872.92 and 3,144.08 is: 4,715.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,250.32 : 10,872.92 = 3,144.08 : x
  2. Step 2: Convert to fraction form
    7,250.32/10,872.92 = 3,144.08/x
  3. Step 3: Cross multiply
    7,250.32x = 10,872.92 × 3,144.08
  4. Step 4: Simplify right side
    7,250.32x = 34,185,330.31
  5. Step 5: Solve for x
    x = 34,185,330.31/7,250.32
  6. Step 6: Final answer
    x = 4,715.01

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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.