Home / 6,696.29-9,238.61-4,338.90

Finding the Fourth Proportional to 6,696.29, 9,238.61 and 4,338.90

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Solution

The fourth proportional to 6,696.29, 9,238.61 and 4,338.90 is: 5,986.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.29 : 9,238.61 = 4,338.90 : x
  2. Step 2: Convert to fraction form
    6,696.29/9,238.61 = 4,338.90/x
  3. Step 3: Cross multiply
    6,696.29x = 9,238.61 × 4,338.90
  4. Step 4: Simplify right side
    6,696.29x = 40,085,415.78
  5. Step 5: Solve for x
    x = 40,085,415.78/6,696.29
  6. Step 6: Final answer
    x = 5,986.21

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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.