Home / 10,663.22-15,996.18-3,644.58

Finding the Fourth Proportional to 10,663.22, 15,996.18 and 3,644.58

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Solution

The fourth proportional to 10,663.22, 15,996.18 and 3,644.58 is: 5,467.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,663.22 : 15,996.18 = 3,644.58 : x
  2. Step 2: Convert to fraction form
    10,663.22/15,996.18 = 3,644.58/x
  3. Step 3: Cross multiply
    10,663.22x = 15,996.18 × 3,644.58
  4. Step 4: Simplify right side
    10,663.22x = 58,299,357.70
  5. Step 5: Solve for x
    x = 58,299,357.70/10,663.22
  6. Step 6: Final answer
    x = 5,467.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.