Home / 3,837.80-5,295.96-2,265.32

Finding the Fourth Proportional to 3,837.80, 5,295.96 and 2,265.32

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Solution

The fourth proportional to 3,837.80, 5,295.96 and 2,265.32 is: 3,126.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.80 : 5,295.96 = 2,265.32 : x
  2. Step 2: Convert to fraction form
    3,837.80/5,295.96 = 2,265.32/x
  3. Step 3: Cross multiply
    3,837.80x = 5,295.96 × 2,265.32
  4. Step 4: Simplify right side
    3,837.80x = 11,997,044.11
  5. Step 5: Solve for x
    x = 11,997,044.11/3,837.80
  6. Step 6: Final answer
    x = 3,126.02

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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.