Home / 8,351.28-12,516.03-6,254.82

Finding the Fourth Proportional to 8,351.28, 12,516.03 and 6,254.82

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Solution

The fourth proportional to 8,351.28, 12,516.03 and 6,254.82 is: 9,374.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.28 : 12,516.03 = 6,254.82 : x
  2. Step 2: Convert to fraction form
    8,351.28/12,516.03 = 6,254.82/x
  3. Step 3: Cross multiply
    8,351.28x = 12,516.03 × 6,254.82
  4. Step 4: Simplify right side
    8,351.28x = 78,285,514.76
  5. Step 5: Solve for x
    x = 78,285,514.76/8,351.28
  6. Step 6: Final answer
    x = 9,374.07

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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.