Home / 7,624.96-11,439.24-3,242.56

Finding the Fourth Proportional to 7,624.96, 11,439.24 and 3,242.56

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Solution

The fourth proportional to 7,624.96, 11,439.24 and 3,242.56 is: 4,864.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,624.96 : 11,439.24 = 3,242.56 : x
  2. Step 2: Convert to fraction form
    7,624.96/11,439.24 = 3,242.56/x
  3. Step 3: Cross multiply
    7,624.96x = 11,439.24 × 3,242.56
  4. Step 4: Simplify right side
    7,624.96x = 37,092,422.05
  5. Step 5: Solve for x
    x = 37,092,422.05/7,624.96
  6. Step 6: Final answer
    x = 4,864.61

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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.