Home / 4,099.07-6,137.67-2,147.18

Finding the Fourth Proportional to 4,099.07, 6,137.67 and 2,147.18

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Solution

The fourth proportional to 4,099.07, 6,137.67 and 2,147.18 is: 3,215.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,099.07 : 6,137.67 = 2,147.18 : x
  2. Step 2: Convert to fraction form
    4,099.07/6,137.67 = 2,147.18/x
  3. Step 3: Cross multiply
    4,099.07x = 6,137.67 × 2,147.18
  4. Step 4: Simplify right side
    4,099.07x = 13,178,682.27
  5. Step 5: Solve for x
    x = 13,178,682.27/4,099.07
  6. Step 6: Final answer
    x = 3,215.04

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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.