Home / 10,093.67-15,140.57-3,519.85

Finding the Fourth Proportional to 10,093.67, 15,140.57 and 3,519.85

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Solution

The fourth proportional to 10,093.67, 15,140.57 and 3,519.85 is: 5,279.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,093.67 : 15,140.57 = 3,519.85 : x
  2. Step 2: Convert to fraction form
    10,093.67/15,140.57 = 3,519.85/x
  3. Step 3: Cross multiply
    10,093.67x = 15,140.57 × 3,519.85
  4. Step 4: Simplify right side
    10,093.67x = 53,292,479.86
  5. Step 5: Solve for x
    x = 53,292,479.86/10,093.67
  6. Step 6: Final answer
    x = 5,279.79

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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.