Home / 1,832.03-2,748.66-1,218.15

Finding the Fourth Proportional to 1,832.03, 2,748.66 and 1,218.15

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Solution

The fourth proportional to 1,832.03, 2,748.66 and 1,218.15 is: 1,827.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832.03 : 2,748.66 = 1,218.15 : x
  2. Step 2: Convert to fraction form
    1,832.03/2,748.66 = 1,218.15/x
  3. Step 3: Cross multiply
    1,832.03x = 2,748.66 × 1,218.15
  4. Step 4: Simplify right side
    1,832.03x = 3,348,285.92
  5. Step 5: Solve for x
    x = 3,348,285.92/1,832.03
  6. Step 6: Final answer
    x = 1,827.63

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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.