Home / 3,660.88-5,480.94-3,314.92

Finding the Fourth Proportional to 3,660.88, 5,480.94 and 3,314.92

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Solution

The fourth proportional to 3,660.88, 5,480.94 and 3,314.92 is: 4,962.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,660.88 : 5,480.94 = 3,314.92 : x
  2. Step 2: Convert to fraction form
    3,660.88/5,480.94 = 3,314.92/x
  3. Step 3: Cross multiply
    3,660.88x = 5,480.94 × 3,314.92
  4. Step 4: Simplify right side
    3,660.88x = 18,168,877.62
  5. Step 5: Solve for x
    x = 18,168,877.62/3,660.88
  6. Step 6: Final answer
    x = 4,962.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.