Home / 11,624.92-17,439.01-4,228.54

Finding the Fourth Proportional to 11,624.92, 17,439.01 and 4,228.54

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Solution

The fourth proportional to 11,624.92, 17,439.01 and 4,228.54 is: 6,343.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,624.92 : 17,439.01 = 4,228.54 : x
  2. Step 2: Convert to fraction form
    11,624.92/17,439.01 = 4,228.54/x
  3. Step 3: Cross multiply
    11,624.92x = 17,439.01 × 4,228.54
  4. Step 4: Simplify right side
    11,624.92x = 73,741,551.35
  5. Step 5: Solve for x
    x = 73,741,551.35/11,624.92
  6. Step 6: Final answer
    x = 6,343.40

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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.