Home / 8,084.28-11,157.68-5,970.79

Finding the Fourth Proportional to 8,084.28, 11,157.68 and 5,970.79

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Solution

The fourth proportional to 8,084.28, 11,157.68 and 5,970.79 is: 8,240.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,084.28 : 11,157.68 = 5,970.79 : x
  2. Step 2: Convert to fraction form
    8,084.28/11,157.68 = 5,970.79/x
  3. Step 3: Cross multiply
    8,084.28x = 11,157.68 × 5,970.79
  4. Step 4: Simplify right side
    8,084.28x = 66,620,164.17
  5. Step 5: Solve for x
    x = 66,620,164.17/8,084.28
  6. Step 6: Final answer
    x = 8,240.70

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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.