Home / 6,696.24-9,240.56-3,712.12

Finding the Fourth Proportional to 6,696.24, 9,240.56 and 3,712.12

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Solution

The fourth proportional to 6,696.24, 9,240.56 and 3,712.12 is: 5,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,696.24 : 9,240.56 = 3,712.12 : x
  2. Step 2: Convert to fraction form
    6,696.24/9,240.56 = 3,712.12/x
  3. Step 3: Cross multiply
    6,696.24x = 9,240.56 × 3,712.12
  4. Step 4: Simplify right side
    6,696.24x = 34,302,067.59
  5. Step 5: Solve for x
    x = 34,302,067.59/6,696.24
  6. Step 6: Final answer
    x = 5,122.59

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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.