Home / 5,338.83-7,367.76-3,100.57

Finding the Fourth Proportional to 5,338.83, 7,367.76 and 3,100.57

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Solution

The fourth proportional to 5,338.83, 7,367.76 and 3,100.57 is: 4,278.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,338.83 : 7,367.76 = 3,100.57 : x
  2. Step 2: Convert to fraction form
    5,338.83/7,367.76 = 3,100.57/x
  3. Step 3: Cross multiply
    5,338.83x = 7,367.76 × 3,100.57
  4. Step 4: Simplify right side
    5,338.83x = 22,844,255.62
  5. Step 5: Solve for x
    x = 22,844,255.62/5,338.83
  6. Step 6: Final answer
    x = 4,278.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.