Home / 4,099.08-6,137.66-2,147.18

Finding the Fourth Proportional to 4,099.08, 6,137.66 and 2,147.18

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Solution

The fourth proportional to 4,099.08, 6,137.66 and 2,147.18 is: 3,215.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.08 : 6,137.66 = 2,147.18 : x
  2. Step 2: Convert to fraction form
    4,099.08/6,137.66 = 2,147.18/x
  3. Step 3: Cross multiply
    4,099.08x = 6,137.66 × 2,147.18
  4. Step 4: Simplify right side
    4,099.08x = 13,178,660.80
  5. Step 5: Solve for x
    x = 13,178,660.80/4,099.08
  6. Step 6: Final answer
    x = 3,215.03

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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.