Home / 11,325.80-16,988.61-4,662.25

Finding the Fourth Proportional to 11,325.80, 16,988.61 and 4,662.25

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Solution

The fourth proportional to 11,325.80, 16,988.61 and 4,662.25 is: 6,993.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.80 : 16,988.61 = 4,662.25 : x
  2. Step 2: Convert to fraction form
    11,325.80/16,988.61 = 4,662.25/x
  3. Step 3: Cross multiply
    11,325.80x = 16,988.61 × 4,662.25
  4. Step 4: Simplify right side
    11,325.80x = 79,205,146.97
  5. Step 5: Solve for x
    x = 79,205,146.97/11,325.80
  6. Step 6: Final answer
    x = 6,993.34

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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.