Home / 5,336.28-7,998.75-3,146.04

Finding the Fourth Proportional to 5,336.28, 7,998.75 and 3,146.04

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Solution

The fourth proportional to 5,336.28, 7,998.75 and 3,146.04 is: 4,715.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,336.28 : 7,998.75 = 3,146.04 : x
  2. Step 2: Convert to fraction form
    5,336.28/7,998.75 = 3,146.04/x
  3. Step 3: Cross multiply
    5,336.28x = 7,998.75 × 3,146.04
  4. Step 4: Simplify right side
    5,336.28x = 25,164,387.45
  5. Step 5: Solve for x
    x = 25,164,387.45/5,336.28
  6. Step 6: Final answer
    x = 4,715.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.