Home / 10,563.38-15,833.68-6,868.26

Finding the Fourth Proportional to 10,563.38, 15,833.68 and 6,868.26

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Solution

The fourth proportional to 10,563.38, 15,833.68 and 6,868.26 is: 10,294.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.38 : 15,833.68 = 6,868.26 : x
  2. Step 2: Convert to fraction form
    10,563.38/15,833.68 = 6,868.26/x
  3. Step 3: Cross multiply
    10,563.38x = 15,833.68 × 6,868.26
  4. Step 4: Simplify right side
    10,563.38x = 108,749,813.83
  5. Step 5: Solve for x
    x = 108,749,813.83/10,563.38
  6. Step 6: Final answer
    x = 10,294.98

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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.