Home / 3,733.08-5,152.92-2,161.68

Finding the Fourth Proportional to 3,733.08, 5,152.92 and 2,161.68

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Solution

The fourth proportional to 3,733.08, 5,152.92 and 2,161.68 is: 2,983.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,733.08 : 5,152.92 = 2,161.68 : x
  2. Step 2: Convert to fraction form
    3,733.08/5,152.92 = 2,161.68/x
  3. Step 3: Cross multiply
    3,733.08x = 5,152.92 × 2,161.68
  4. Step 4: Simplify right side
    3,733.08x = 11,138,964.11
  5. Step 5: Solve for x
    x = 11,138,964.11/3,733.08
  6. Step 6: Final answer
    x = 2,983.85

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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.