Home / 8,338.14-11,508.75-5,192.64

Finding the Fourth Proportional to 8,338.14, 11,508.75 and 5,192.64

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Solution

The fourth proportional to 8,338.14, 11,508.75 and 5,192.64 is: 7,167.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,338.14 : 11,508.75 = 5,192.64 : x
  2. Step 2: Convert to fraction form
    8,338.14/11,508.75 = 5,192.64/x
  3. Step 3: Cross multiply
    8,338.14x = 11,508.75 × 5,192.64
  4. Step 4: Simplify right side
    8,338.14x = 59,760,795.60
  5. Step 5: Solve for x
    x = 59,760,795.60/8,338.14
  6. Step 6: Final answer
    x = 7,167.16

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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.