Home / 8,116.17-11,198.54-5,283.24

Finding the Fourth Proportional to 8,116.17, 11,198.54 and 5,283.24

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Solution

The fourth proportional to 8,116.17, 11,198.54 and 5,283.24 is: 7,289.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,116.17 : 11,198.54 = 5,283.24 : x
  2. Step 2: Convert to fraction form
    8,116.17/11,198.54 = 5,283.24/x
  3. Step 3: Cross multiply
    8,116.17x = 11,198.54 × 5,283.24
  4. Step 4: Simplify right side
    8,116.17x = 59,164,548.05
  5. Step 5: Solve for x
    x = 59,164,548.05/8,116.17
  6. Step 6: Final answer
    x = 7,289.71

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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.