Home / 3,733.52-5,152.72-2,161.68

Finding the Fourth Proportional to 3,733.52, 5,152.72 and 2,161.68

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Solution

The fourth proportional to 3,733.52, 5,152.72 and 2,161.68 is: 2,983.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.52 : 5,152.72 = 2,161.68 : x
  2. Step 2: Convert to fraction form
    3,733.52/5,152.72 = 2,161.68/x
  3. Step 3: Cross multiply
    3,733.52x = 5,152.72 × 2,161.68
  4. Step 4: Simplify right side
    3,733.52x = 11,138,531.77
  5. Step 5: Solve for x
    x = 11,138,531.77/3,733.52
  6. Step 6: Final answer
    x = 2,983.39

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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.