Home / 3,832.09-5,287.99-2,152.96

Finding the Fourth Proportional to 3,832.09, 5,287.99 and 2,152.96

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Solution

The fourth proportional to 3,832.09, 5,287.99 and 2,152.96 is: 2,970.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,832.09 : 5,287.99 = 2,152.96 : x
  2. Step 2: Convert to fraction form
    3,832.09/5,287.99 = 2,152.96/x
  3. Step 3: Cross multiply
    3,832.09x = 5,287.99 × 2,152.96
  4. Step 4: Simplify right side
    3,832.09x = 11,384,830.95
  5. Step 5: Solve for x
    x = 11,384,830.95/3,832.09
  6. Step 6: Final answer
    x = 2,970.92

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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.