Home / 4,099.11-6,148.66-1,021.11

Finding the Fourth Proportional to 4,099.11, 6,148.66 and 1,021.11

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Solution

The fourth proportional to 4,099.11, 6,148.66 and 1,021.11 is: 1,531.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.11 : 6,148.66 = 1,021.11 : x
  2. Step 2: Convert to fraction form
    4,099.11/6,148.66 = 1,021.11/x
  3. Step 3: Cross multiply
    4,099.11x = 6,148.66 × 1,021.11
  4. Step 4: Simplify right side
    4,099.11x = 6,278,458.21
  5. Step 5: Solve for x
    x = 6,278,458.21/4,099.11
  6. Step 6: Final answer
    x = 1,531.66

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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.