Home / 6,911.55-10,367.33-5,161.95

Finding the Fourth Proportional to 6,911.55, 10,367.33 and 5,161.95

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Solution

The fourth proportional to 6,911.55, 10,367.33 and 5,161.95 is: 7,742.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.55 : 10,367.33 = 5,161.95 : x
  2. Step 2: Convert to fraction form
    6,911.55/10,367.33 = 5,161.95/x
  3. Step 3: Cross multiply
    6,911.55x = 10,367.33 × 5,161.95
  4. Step 4: Simplify right side
    6,911.55x = 53,515,613.28
  5. Step 5: Solve for x
    x = 53,515,613.28/6,911.55
  6. Step 6: Final answer
    x = 7,742.93

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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.