Home / 10,866.28-16,291.68-3,844.84

Finding the Fourth Proportional to 10,866.28, 16,291.68 and 3,844.84

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Solution

The fourth proportional to 10,866.28, 16,291.68 and 3,844.84 is: 5,764.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,866.28 : 16,291.68 = 3,844.84 : x
  2. Step 2: Convert to fraction form
    10,866.28/16,291.68 = 3,844.84/x
  3. Step 3: Cross multiply
    10,866.28x = 16,291.68 × 3,844.84
  4. Step 4: Simplify right side
    10,866.28x = 62,638,902.93
  5. Step 5: Solve for x
    x = 62,638,902.93/10,866.28
  6. Step 6: Final answer
    x = 5,764.52

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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.