Home / 3,738.42-5,158.71-2,059.70

Finding the Fourth Proportional to 3,738.42, 5,158.71 and 2,059.70

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Solution

The fourth proportional to 3,738.42, 5,158.71 and 2,059.70 is: 2,842.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,738.42 : 5,158.71 = 2,059.70 : x
  2. Step 2: Convert to fraction form
    3,738.42/5,158.71 = 2,059.70/x
  3. Step 3: Cross multiply
    3,738.42x = 5,158.71 × 2,059.70
  4. Step 4: Simplify right side
    3,738.42x = 10,625,369.19
  5. Step 5: Solve for x
    x = 10,625,369.19/3,738.42
  6. Step 6: Final answer
    x = 2,842.21

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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.