Home / 3,769.14-5,200.85-2,153.93

Finding the Fourth Proportional to 3,769.14, 5,200.85 and 2,153.93

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Solution

The fourth proportional to 3,769.14, 5,200.85 and 2,153.93 is: 2,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.14 : 5,200.85 = 2,153.93 : x
  2. Step 2: Convert to fraction form
    3,769.14/5,200.85 = 2,153.93/x
  3. Step 3: Cross multiply
    3,769.14x = 5,200.85 × 2,153.93
  4. Step 4: Simplify right side
    3,769.14x = 11,202,266.84
  5. Step 5: Solve for x
    x = 11,202,266.84/3,769.14
  6. Step 6: Final answer
    x = 2,972.10

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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.