Home / 2,827.13-4,236.64-1,243.94

Finding the Fourth Proportional to 2,827.13, 4,236.64 and 1,243.94

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Solution

The fourth proportional to 2,827.13, 4,236.64 and 1,243.94 is: 1,864.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,827.13 : 4,236.64 = 1,243.94 : x
  2. Step 2: Convert to fraction form
    2,827.13/4,236.64 = 1,243.94/x
  3. Step 3: Cross multiply
    2,827.13x = 4,236.64 × 1,243.94
  4. Step 4: Simplify right side
    2,827.13x = 5,270,101.67
  5. Step 5: Solve for x
    x = 5,270,101.67/2,827.13
  6. Step 6: Final answer
    x = 1,864.12

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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.