Home / 3,733.84-5,152.11-2,161.63

Finding the Fourth Proportional to 3,733.84, 5,152.11 and 2,161.63

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Solution

The fourth proportional to 3,733.84, 5,152.11 and 2,161.63 is: 2,982.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.84 : 5,152.11 = 2,161.63 : x
  2. Step 2: Convert to fraction form
    3,733.84/5,152.11 = 2,161.63/x
  3. Step 3: Cross multiply
    3,733.84x = 5,152.11 × 2,161.63
  4. Step 4: Simplify right side
    3,733.84x = 11,136,929.78
  5. Step 5: Solve for x
    x = 11,136,929.78/3,733.84
  6. Step 6: Final answer
    x = 2,982.71

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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.