Home / 3,677.11-5,515.66-1,485.84

Finding the Fourth Proportional to 3,677.11, 5,515.66 and 1,485.84

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Solution

The fourth proportional to 3,677.11, 5,515.66 and 1,485.84 is: 2,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.11 : 5,515.66 = 1,485.84 : x
  2. Step 2: Convert to fraction form
    3,677.11/5,515.66 = 1,485.84/x
  3. Step 3: Cross multiply
    3,677.11x = 5,515.66 × 1,485.84
  4. Step 4: Simplify right side
    3,677.11x = 8,195,353.25
  5. Step 5: Solve for x
    x = 8,195,353.25/3,677.11
  6. Step 6: Final answer
    x = 2,228.75

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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.