Home / 5,011.39-6,917.22-3,243.12

Finding the Fourth Proportional to 5,011.39, 6,917.22 and 3,243.12

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Solution

The fourth proportional to 5,011.39, 6,917.22 and 3,243.12 is: 4,476.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011.39 : 6,917.22 = 3,243.12 : x
  2. Step 2: Convert to fraction form
    5,011.39/6,917.22 = 3,243.12/x
  3. Step 3: Cross multiply
    5,011.39x = 6,917.22 × 3,243.12
  4. Step 4: Simplify right side
    5,011.39x = 22,433,348.59
  5. Step 5: Solve for x
    x = 22,433,348.59/5,011.39
  6. Step 6: Final answer
    x = 4,476.47

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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.