Home / 10,731.07-16,092.55-5,182.57

Finding the Fourth Proportional to 10,731.07, 16,092.55 and 5,182.57

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Solution

The fourth proportional to 10,731.07, 16,092.55 and 5,182.57 is: 7,771.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.07 : 16,092.55 = 5,182.57 : x
  2. Step 2: Convert to fraction form
    10,731.07/16,092.55 = 5,182.57/x
  3. Step 3: Cross multiply
    10,731.07x = 16,092.55 × 5,182.57
  4. Step 4: Simplify right side
    10,731.07x = 83,400,766.85
  5. Step 5: Solve for x
    x = 83,400,766.85/10,731.07
  6. Step 6: Final answer
    x = 7,771.90

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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.