Home / 7,150.62-10,725.84-2,932.92

Finding the Fourth Proportional to 7,150.62, 10,725.84 and 2,932.92

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Solution

The fourth proportional to 7,150.62, 10,725.84 and 2,932.92 is: 4,399.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.62 : 10,725.84 = 2,932.92 : x
  2. Step 2: Convert to fraction form
    7,150.62/10,725.84 = 2,932.92/x
  3. Step 3: Cross multiply
    7,150.62x = 10,725.84 × 2,932.92
  4. Step 4: Simplify right side
    7,150.62x = 31,458,030.65
  5. Step 5: Solve for x
    x = 31,458,030.65/7,150.62
  6. Step 6: Final answer
    x = 4,399.34

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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.