Home / 10,733.10-16,110.45-5,190.90

Finding the Fourth Proportional to 10,733.10, 16,110.45 and 5,190.90

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Solution

The fourth proportional to 10,733.10, 16,110.45 and 5,190.90 is: 7,791.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,733.10 : 16,110.45 = 5,190.90 : x
  2. Step 2: Convert to fraction form
    10,733.10/16,110.45 = 5,190.90/x
  3. Step 3: Cross multiply
    10,733.10x = 16,110.45 × 5,190.90
  4. Step 4: Simplify right side
    10,733.10x = 83,627,734.91
  5. Step 5: Solve for x
    x = 83,627,734.91/10,733.10
  6. Step 6: Final answer
    x = 7,791.57

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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.