Home / 5,553.26-7,663.36-3,196.70

Finding the Fourth Proportional to 5,553.26, 7,663.36 and 3,196.70

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Solution

The fourth proportional to 5,553.26, 7,663.36 and 3,196.70 is: 4,411.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,553.26 : 7,663.36 = 3,196.70 : x
  2. Step 2: Convert to fraction form
    5,553.26/7,663.36 = 3,196.70/x
  3. Step 3: Cross multiply
    5,553.26x = 7,663.36 × 3,196.70
  4. Step 4: Simplify right side
    5,553.26x = 24,497,462.91
  5. Step 5: Solve for x
    x = 24,497,462.91/5,553.26
  6. Step 6: Final answer
    x = 4,411.37

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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.