Home / 11,173.71-16,762.62-3,677.70

Finding the Fourth Proportional to 11,173.71, 16,762.62 and 3,677.70

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Solution

The fourth proportional to 11,173.71, 16,762.62 and 3,677.70 is: 5,517.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.71 : 16,762.62 = 3,677.70 : x
  2. Step 2: Convert to fraction form
    11,173.71/16,762.62 = 3,677.70/x
  3. Step 3: Cross multiply
    11,173.71x = 16,762.62 × 3,677.70
  4. Step 4: Simplify right side
    11,173.71x = 61,647,887.57
  5. Step 5: Solve for x
    x = 61,647,887.57/11,173.71
  6. Step 6: Final answer
    x = 5,517.23

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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.