Home / 10,834.65-16,255.08-5,288.04

Finding the Fourth Proportional to 10,834.65, 16,255.08 and 5,288.04

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Solution

The fourth proportional to 10,834.65, 16,255.08 and 5,288.04 is: 7,933.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,834.65 : 16,255.08 = 5,288.04 : x
  2. Step 2: Convert to fraction form
    10,834.65/16,255.08 = 5,288.04/x
  3. Step 3: Cross multiply
    10,834.65x = 16,255.08 × 5,288.04
  4. Step 4: Simplify right side
    10,834.65x = 85,957,513.24
  5. Step 5: Solve for x
    x = 85,957,513.24/10,834.65
  6. Step 6: Final answer
    x = 7,933.58

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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.