Home / 3,677.89-5,516.81-1,486.59

Finding the Fourth Proportional to 3,677.89, 5,516.81 and 1,486.59

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Solution

The fourth proportional to 3,677.89, 5,516.81 and 1,486.59 is: 2,229.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.89 : 5,516.81 = 1,486.59 : x
  2. Step 2: Convert to fraction form
    3,677.89/5,516.81 = 1,486.59/x
  3. Step 3: Cross multiply
    3,677.89x = 5,516.81 × 1,486.59
  4. Step 4: Simplify right side
    3,677.89x = 8,201,206.99
  5. Step 5: Solve for x
    x = 8,201,206.99/3,677.89
  6. Step 6: Final answer
    x = 2,229.87

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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.