Home / 3,186.03-4,775.25-1,336.50

Finding the Fourth Proportional to 3,186.03, 4,775.25 and 1,336.50

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Solution

The fourth proportional to 3,186.03, 4,775.25 and 1,336.50 is: 2,003.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,186.03 : 4,775.25 = 1,336.50 : x
  2. Step 2: Convert to fraction form
    3,186.03/4,775.25 = 1,336.50/x
  3. Step 3: Cross multiply
    3,186.03x = 4,775.25 × 1,336.50
  4. Step 4: Simplify right side
    3,186.03x = 6,382,126.64
  5. Step 5: Solve for x
    x = 6,382,126.64/3,186.03
  6. Step 6: Final answer
    x = 2,003.16

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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.