Home / 2,827.26-3,900.30-1,832.88

Finding the Fourth Proportional to 2,827.26, 3,900.30 and 1,832.88

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Solution

The fourth proportional to 2,827.26, 3,900.30 and 1,832.88 is: 2,528.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.26 : 3,900.30 = 1,832.88 : x
  2. Step 2: Convert to fraction form
    2,827.26/3,900.30 = 1,832.88/x
  3. Step 3: Cross multiply
    2,827.26x = 3,900.30 × 1,832.88
  4. Step 4: Simplify right side
    2,827.26x = 7,148,781.86
  5. Step 5: Solve for x
    x = 7,148,781.86/2,827.26
  6. Step 6: Final answer
    x = 2,528.52

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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.