Home / 6,891.43-10,318.59-3,597.56

Finding the Fourth Proportional to 6,891.43, 10,318.59 and 3,597.56

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Solution

The fourth proportional to 6,891.43, 10,318.59 and 3,597.56 is: 5,386.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,891.43 : 10,318.59 = 3,597.56 : x
  2. Step 2: Convert to fraction form
    6,891.43/10,318.59 = 3,597.56/x
  3. Step 3: Cross multiply
    6,891.43x = 10,318.59 × 3,597.56
  4. Step 4: Simplify right side
    6,891.43x = 37,121,791.78
  5. Step 5: Solve for x
    x = 37,121,791.78/6,891.43
  6. Step 6: Final answer
    x = 5,386.66

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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.