Home / 2,832.77-4,250.28-1,272.35

Finding the Fourth Proportional to 2,832.77, 4,250.28 and 1,272.35

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Solution

The fourth proportional to 2,832.77, 4,250.28 and 1,272.35 is: 1,909.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.77 : 4,250.28 = 1,272.35 : x
  2. Step 2: Convert to fraction form
    2,832.77/4,250.28 = 1,272.35/x
  3. Step 3: Cross multiply
    2,832.77x = 4,250.28 × 1,272.35
  4. Step 4: Simplify right side
    2,832.77x = 5,407,843.76
  5. Step 5: Solve for x
    x = 5,407,843.76/2,832.77
  6. Step 6: Final answer
    x = 1,909.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.