Home / 3,863.08-5,334.38-3,666.24

Finding the Fourth Proportional to 3,863.08, 5,334.38 and 3,666.24

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Solution

The fourth proportional to 3,863.08, 5,334.38 and 3,666.24 is: 5,062.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,863.08 : 5,334.38 = 3,666.24 : x
  2. Step 2: Convert to fraction form
    3,863.08/5,334.38 = 3,666.24/x
  3. Step 3: Cross multiply
    3,863.08x = 5,334.38 × 3,666.24
  4. Step 4: Simplify right side
    3,863.08x = 19,557,117.33
  5. Step 5: Solve for x
    x = 19,557,117.33/3,863.08
  6. Step 6: Final answer
    x = 5,062.57

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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.