Home / 7,814.27-11,721.53-2,549.26

Finding the Fourth Proportional to 7,814.27, 11,721.53 and 2,549.26

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Solution

The fourth proportional to 7,814.27, 11,721.53 and 2,549.26 is: 3,823.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,814.27 : 11,721.53 = 2,549.26 : x
  2. Step 2: Convert to fraction form
    7,814.27/11,721.53 = 2,549.26/x
  3. Step 3: Cross multiply
    7,814.27x = 11,721.53 × 2,549.26
  4. Step 4: Simplify right side
    7,814.27x = 29,881,227.57
  5. Step 5: Solve for x
    x = 29,881,227.57/7,814.27
  6. Step 6: Final answer
    x = 3,823.93

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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.