Home / 8,366.22-11,550.38-5,226.66

Finding the Fourth Proportional to 8,366.22, 11,550.38 and 5,226.66

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Solution

The fourth proportional to 8,366.22, 11,550.38 and 5,226.66 is: 7,215.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,366.22 : 11,550.38 = 5,226.66 : x
  2. Step 2: Convert to fraction form
    8,366.22/11,550.38 = 5,226.66/x
  3. Step 3: Cross multiply
    8,366.22x = 11,550.38 × 5,226.66
  4. Step 4: Simplify right side
    8,366.22x = 60,369,909.13
  5. Step 5: Solve for x
    x = 60,369,909.13/8,366.22
  6. Step 6: Final answer
    x = 7,215.91

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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.