Home / 4,121.35-6,181.96-1,001.38

Finding the Fourth Proportional to 4,121.35, 6,181.96 and 1,001.38

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Solution

The fourth proportional to 4,121.35, 6,181.96 and 1,001.38 is: 1,502.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.35 : 6,181.96 = 1,001.38 : x
  2. Step 2: Convert to fraction form
    4,121.35/6,181.96 = 1,001.38/x
  3. Step 3: Cross multiply
    4,121.35x = 6,181.96 × 1,001.38
  4. Step 4: Simplify right side
    4,121.35x = 6,190,491.10
  5. Step 5: Solve for x
    x = 6,190,491.10/4,121.35
  6. Step 6: Final answer
    x = 1,502.05

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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.