Home / 8,207.01-12,313.25-2,660.54

Finding the Fourth Proportional to 8,207.01, 12,313.25 and 2,660.54

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Solution

The fourth proportional to 8,207.01, 12,313.25 and 2,660.54 is: 3,991.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.01 : 12,313.25 = 2,660.54 : x
  2. Step 2: Convert to fraction form
    8,207.01/12,313.25 = 2,660.54/x
  3. Step 3: Cross multiply
    8,207.01x = 12,313.25 × 2,660.54
  4. Step 4: Simplify right side
    8,207.01x = 32,759,819.29
  5. Step 5: Solve for x
    x = 32,759,819.29/8,207.01
  6. Step 6: Final answer
    x = 3,991.69

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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.