Home / 3,837.76-5,294.08-2,265.28

Finding the Fourth Proportional to 3,837.76, 5,294.08 and 2,265.28

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Solution

The fourth proportional to 3,837.76, 5,294.08 and 2,265.28 is: 3,124.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.76 : 5,294.08 = 2,265.28 : x
  2. Step 2: Convert to fraction form
    3,837.76/5,294.08 = 2,265.28/x
  3. Step 3: Cross multiply
    3,837.76x = 5,294.08 × 2,265.28
  4. Step 4: Simplify right side
    3,837.76x = 11,992,573.54
  5. Step 5: Solve for x
    x = 11,992,573.54/3,837.76
  6. Step 6: Final answer
    x = 3,124.89

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1.5x scale

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.