Home / 6,663.24-9,196.26-3,868.20

Finding the Fourth Proportional to 6,663.24, 9,196.26 and 3,868.20

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Solution

The fourth proportional to 6,663.24, 9,196.26 and 3,868.20 is: 5,338.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.24 : 9,196.26 = 3,868.20 : x
  2. Step 2: Convert to fraction form
    6,663.24/9,196.26 = 3,868.20/x
  3. Step 3: Cross multiply
    6,663.24x = 9,196.26 × 3,868.20
  4. Step 4: Simplify right side
    6,663.24x = 35,572,972.93
  5. Step 5: Solve for x
    x = 35,572,972.93/6,663.24
  6. Step 6: Final answer
    x = 5,338.69

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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.