Home / 3,677.29-5,515.94-2,586.54

Finding the Fourth Proportional to 3,677.29, 5,515.94 and 2,586.54

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Solution

The fourth proportional to 3,677.29, 5,515.94 and 2,586.54 is: 3,879.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.29 : 5,515.94 = 2,586.54 : x
  2. Step 2: Convert to fraction form
    3,677.29/5,515.94 = 2,586.54/x
  3. Step 3: Cross multiply
    3,677.29x = 5,515.94 × 2,586.54
  4. Step 4: Simplify right side
    3,677.29x = 14,267,158.94
  5. Step 5: Solve for x
    x = 14,267,158.94/3,677.29
  6. Step 6: Final answer
    x = 3,879.80

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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.