Home / 4,072.16-6,099.90-3,412.12

Finding the Fourth Proportional to 4,072.16, 6,099.90 and 3,412.12

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Solution

The fourth proportional to 4,072.16, 6,099.90 and 3,412.12 is: 5,111.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,072.16 : 6,099.90 = 3,412.12 : x
  2. Step 2: Convert to fraction form
    4,072.16/6,099.90 = 3,412.12/x
  3. Step 3: Cross multiply
    4,072.16x = 6,099.90 × 3,412.12
  4. Step 4: Simplify right side
    4,072.16x = 20,813,590.79
  5. Step 5: Solve for x
    x = 20,813,590.79/4,072.16
  6. Step 6: Final answer
    x = 5,111.19

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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.