Home / 8,228.66-11,355.56-4,451.82

Finding the Fourth Proportional to 8,228.66, 11,355.56 and 4,451.82

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Solution

The fourth proportional to 8,228.66, 11,355.56 and 4,451.82 is: 6,143.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,228.66 : 11,355.56 = 4,451.82 : x
  2. Step 2: Convert to fraction form
    8,228.66/11,355.56 = 4,451.82/x
  3. Step 3: Cross multiply
    8,228.66x = 11,355.56 × 4,451.82
  4. Step 4: Simplify right side
    8,228.66x = 50,552,909.12
  5. Step 5: Solve for x
    x = 50,552,909.12/8,228.66
  6. Step 6: Final answer
    x = 6,143.52

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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.