Home / 7,316.85-10,097.26-3,959.66

Finding the Fourth Proportional to 7,316.85, 10,097.26 and 3,959.66

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Solution

The fourth proportional to 7,316.85, 10,097.26 and 3,959.66 is: 5,464.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.85 : 10,097.26 = 3,959.66 : x
  2. Step 2: Convert to fraction form
    7,316.85/10,097.26 = 3,959.66/x
  3. Step 3: Cross multiply
    7,316.85x = 10,097.26 × 3,959.66
  4. Step 4: Simplify right side
    7,316.85x = 39,981,716.53
  5. Step 5: Solve for x
    x = 39,981,716.53/7,316.85
  6. Step 6: Final answer
    x = 5,464.33

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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.