Home / 7,150.12-10,723.24-3,253.64

Finding the Fourth Proportional to 7,150.12, 10,723.24 and 3,253.64

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Solution

The fourth proportional to 7,150.12, 10,723.24 and 3,253.64 is: 4,879.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,150.12 : 10,723.24 = 3,253.64 : x
  2. Step 2: Convert to fraction form
    7,150.12/10,723.24 = 3,253.64/x
  3. Step 3: Cross multiply
    7,150.12x = 10,723.24 × 3,253.64
  4. Step 4: Simplify right side
    7,150.12x = 34,889,562.59
  5. Step 5: Solve for x
    x = 34,889,562.59/7,150.12
  6. Step 6: Final answer
    x = 4,879.58

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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.