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Finding the Fourth Proportional to 10,797.55, 16,196.29 and 3,402.65

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Solution

The fourth proportional to 10,797.55, 16,196.29 and 3,402.65 is: 5,103.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,797.55 : 16,196.29 = 3,402.65 : x
  2. Step 2: Convert to fraction form
    10,797.55/16,196.29 = 3,402.65/x
  3. Step 3: Cross multiply
    10,797.55x = 16,196.29 × 3,402.65
  4. Step 4: Simplify right side
    10,797.55x = 55,110,306.17
  5. Step 5: Solve for x
    x = 55,110,306.17/10,797.55
  6. Step 6: Final answer
    x = 5,103.96

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1.5x scale

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.