Home / 6,696.32-9,239.94-3,862.58

Finding the Fourth Proportional to 6,696.32, 9,239.94 and 3,862.58

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Solution

The fourth proportional to 6,696.32, 9,239.94 and 3,862.58 is: 5,329.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.32 : 9,239.94 = 3,862.58 : x
  2. Step 2: Convert to fraction form
    6,696.32/9,239.94 = 3,862.58/x
  3. Step 3: Cross multiply
    6,696.32x = 9,239.94 × 3,862.58
  4. Step 4: Simplify right side
    6,696.32x = 35,690,007.45
  5. Step 5: Solve for x
    x = 35,690,007.45/6,696.32
  6. Step 6: Final answer
    x = 5,329.79

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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.