Home / 5,553.51-7,663.71-3,196.95

Finding the Fourth Proportional to 5,553.51, 7,663.71 and 3,196.95

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Solution

The fourth proportional to 5,553.51, 7,663.71 and 3,196.95 is: 4,411.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.51 : 7,663.71 = 3,196.95 : x
  2. Step 2: Convert to fraction form
    5,553.51/7,663.71 = 3,196.95/x
  3. Step 3: Cross multiply
    5,553.51x = 7,663.71 × 3,196.95
  4. Step 4: Simplify right side
    5,553.51x = 24,500,481.70
  5. Step 5: Solve for x
    x = 24,500,481.70/5,553.51
  6. Step 6: Final answer
    x = 4,411.71

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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.