Home / 8,351.91-11,516.18-6,252.39

Finding the Fourth Proportional to 8,351.91, 11,516.18 and 6,252.39

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Solution

The fourth proportional to 8,351.91, 11,516.18 and 6,252.39 is: 8,621.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,351.91 : 11,516.18 = 6,252.39 : x
  2. Step 2: Convert to fraction form
    8,351.91/11,516.18 = 6,252.39/x
  3. Step 3: Cross multiply
    8,351.91x = 11,516.18 × 6,252.39
  4. Step 4: Simplify right side
    8,351.91x = 72,003,617.41
  5. Step 5: Solve for x
    x = 72,003,617.41/8,351.91
  6. Step 6: Final answer
    x = 8,621.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.