Home / 2,266.29-3,127.51-1,369.91

Finding the Fourth Proportional to 2,266.29, 3,127.51 and 1,369.91

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Solution

The fourth proportional to 2,266.29, 3,127.51 and 1,369.91 is: 1,890.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,266.29 : 3,127.51 = 1,369.91 : x
  2. Step 2: Convert to fraction form
    2,266.29/3,127.51 = 1,369.91/x
  3. Step 3: Cross multiply
    2,266.29x = 3,127.51 × 1,369.91
  4. Step 4: Simplify right side
    2,266.29x = 4,284,399.16
  5. Step 5: Solve for x
    x = 4,284,399.16/2,266.29
  6. Step 6: Final answer
    x = 1,890.49

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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.