Home / 10,163.33-15,246.02-2,768.36

Finding the Fourth Proportional to 10,163.33, 15,246.02 and 2,768.36

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Solution

The fourth proportional to 10,163.33, 15,246.02 and 2,768.36 is: 4,152.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.33 : 15,246.02 = 2,768.36 : x
  2. Step 2: Convert to fraction form
    10,163.33/15,246.02 = 2,768.36/x
  3. Step 3: Cross multiply
    10,163.33x = 15,246.02 × 2,768.36
  4. Step 4: Simplify right side
    10,163.33x = 42,206,381.86
  5. Step 5: Solve for x
    x = 42,206,381.86/10,163.33
  6. Step 6: Final answer
    x = 4,152.81

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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.