Home / 10,563.88-15,834.43-6,868.76

Finding the Fourth Proportional to 10,563.88, 15,834.43 and 6,868.76

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Solution

The fourth proportional to 10,563.88, 15,834.43 and 6,868.76 is: 10,295.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,563.88 : 15,834.43 = 6,868.76 : x
  2. Step 2: Convert to fraction form
    10,563.88/15,834.43 = 6,868.76/x
  3. Step 3: Cross multiply
    10,563.88x = 15,834.43 × 6,868.76
  4. Step 4: Simplify right side
    10,563.88x = 108,762,865.06
  5. Step 5: Solve for x
    x = 108,762,865.06/10,563.88
  6. Step 6: Final answer
    x = 10,295.73

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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.