Home / 10,092.19-15,140.71-3,166.69

Finding the Fourth Proportional to 10,092.19, 15,140.71 and 3,166.69

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Solution

The fourth proportional to 10,092.19, 15,140.71 and 3,166.69 is: 4,750.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.19 : 15,140.71 = 3,166.69 : x
  2. Step 2: Convert to fraction form
    10,092.19/15,140.71 = 3,166.69/x
  3. Step 3: Cross multiply
    10,092.19x = 15,140.71 × 3,166.69
  4. Step 4: Simplify right side
    10,092.19x = 47,945,905.01
  5. Step 5: Solve for x
    x = 47,945,905.01/10,092.19
  6. Step 6: Final answer
    x = 4,750.79

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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.