Home / 3,656.28-5,045.68-3,377.22

Finding the Fourth Proportional to 3,656.28, 5,045.68 and 3,377.22

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Solution

The fourth proportional to 3,656.28, 5,045.68 and 3,377.22 is: 4,660.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,656.28 : 5,045.68 = 3,377.22 : x
  2. Step 2: Convert to fraction form
    3,656.28/5,045.68 = 3,377.22/x
  3. Step 3: Cross multiply
    3,656.28x = 5,045.68 × 3,377.22
  4. Step 4: Simplify right side
    3,656.28x = 17,040,371.41
  5. Step 5: Solve for x
    x = 17,040,371.41/3,656.28
  6. Step 6: Final answer
    x = 4,660.58

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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.