Home / 8,207.52-12,311.64-3,010.56

Finding the Fourth Proportional to 8,207.52, 12,311.64 and 3,010.56

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Solution

The fourth proportional to 8,207.52, 12,311.64 and 3,010.56 is: 4,515.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207.52 : 12,311.64 = 3,010.56 : x
  2. Step 2: Convert to fraction form
    8,207.52/12,311.64 = 3,010.56/x
  3. Step 3: Cross multiply
    8,207.52x = 12,311.64 × 3,010.56
  4. Step 4: Simplify right side
    8,207.52x = 37,064,930.92
  5. Step 5: Solve for x
    x = 37,064,930.92/8,207.52
  6. Step 6: Final answer
    x = 4,515.97

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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.