Home / 10,001.61-15,002.19-3,338.58

Finding the Fourth Proportional to 10,001.61, 15,002.19 and 3,338.58

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Solution

The fourth proportional to 10,001.61, 15,002.19 and 3,338.58 is: 5,007.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,001.61 : 15,002.19 = 3,338.58 : x
  2. Step 2: Convert to fraction form
    10,001.61/15,002.19 = 3,338.58/x
  3. Step 3: Cross multiply
    10,001.61x = 15,002.19 × 3,338.58
  4. Step 4: Simplify right side
    10,001.61x = 50,086,011.49
  5. Step 5: Solve for x
    x = 50,086,011.49/10,001.61
  6. Step 6: Final answer
    x = 5,007.79

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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.