Home / 5,047.43-6,972.21-3,883.05

Finding the Fourth Proportional to 5,047.43, 6,972.21 and 3,883.05

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Solution

The fourth proportional to 5,047.43, 6,972.21 and 3,883.05 is: 5,363.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.43 : 6,972.21 = 3,883.05 : x
  2. Step 2: Convert to fraction form
    5,047.43/6,972.21 = 3,883.05/x
  3. Step 3: Cross multiply
    5,047.43x = 6,972.21 × 3,883.05
  4. Step 4: Simplify right side
    5,047.43x = 27,073,440.04
  5. Step 5: Solve for x
    x = 27,073,440.04/5,047.43
  6. Step 6: Final answer
    x = 5,363.81

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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.