Home / 3,814.27-5,263.65-2,321.89

Finding the Fourth Proportional to 3,814.27, 5,263.65 and 2,321.89

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Solution

The fourth proportional to 3,814.27, 5,263.65 and 2,321.89 is: 3,204.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,814.27 : 5,263.65 = 2,321.89 : x
  2. Step 2: Convert to fraction form
    3,814.27/5,263.65 = 2,321.89/x
  3. Step 3: Cross multiply
    3,814.27x = 5,263.65 × 2,321.89
  4. Step 4: Simplify right side
    3,814.27x = 12,221,603.14
  5. Step 5: Solve for x
    x = 12,221,603.14/3,814.27
  6. Step 6: Final answer
    x = 3,204.18

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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.