Home / 3,836.64-5,294.56-2,265.60

Finding the Fourth Proportional to 3,836.64, 5,294.56 and 2,265.60

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Solution

The fourth proportional to 3,836.64, 5,294.56 and 2,265.60 is: 3,126.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,836.64 : 5,294.56 = 2,265.60 : x
  2. Step 2: Convert to fraction form
    3,836.64/5,294.56 = 2,265.60/x
  3. Step 3: Cross multiply
    3,836.64x = 5,294.56 × 2,265.60
  4. Step 4: Simplify right side
    3,836.64x = 11,995,355.14
  5. Step 5: Solve for x
    x = 11,995,355.14/3,836.64
  6. Step 6: Final answer
    x = 3,126.53

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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.