Home / 4,149.32-6,222.80-1,649.38

Finding the Fourth Proportional to 4,149.32, 6,222.80 and 1,649.38

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Solution

The fourth proportional to 4,149.32, 6,222.80 and 1,649.38 is: 2,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149.32 : 6,222.80 = 1,649.38 : x
  2. Step 2: Convert to fraction form
    4,149.32/6,222.80 = 1,649.38/x
  3. Step 3: Cross multiply
    4,149.32x = 6,222.80 × 1,649.38
  4. Step 4: Simplify right side
    4,149.32x = 10,263,750.43
  5. Step 5: Solve for x
    x = 10,263,750.43/4,149.32
  6. Step 6: Final answer
    x = 2,473.60

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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.