Home / 3,645.24-5,064.15-3,611.02

Finding the Fourth Proportional to 3,645.24, 5,064.15 and 3,611.02

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Solution

The fourth proportional to 3,645.24, 5,064.15 and 3,611.02 is: 5,016.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,645.24 : 5,064.15 = 3,611.02 : x
  2. Step 2: Convert to fraction form
    3,645.24/5,064.15 = 3,611.02/x
  3. Step 3: Cross multiply
    3,645.24x = 5,064.15 × 3,611.02
  4. Step 4: Simplify right side
    3,645.24x = 18,286,746.93
  5. Step 5: Solve for x
    x = 18,286,746.93/3,645.24
  6. Step 6: Final answer
    x = 5,016.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.