Home / 3,412.70-5,108.11-2,300.08

Finding the Fourth Proportional to 3,412.70, 5,108.11 and 2,300.08

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Solution

The fourth proportional to 3,412.70, 5,108.11 and 2,300.08 is: 3,442.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,412.70 : 5,108.11 = 2,300.08 : x
  2. Step 2: Convert to fraction form
    3,412.70/5,108.11 = 2,300.08/x
  3. Step 3: Cross multiply
    3,412.70x = 5,108.11 × 2,300.08
  4. Step 4: Simplify right side
    3,412.70x = 11,749,061.65
  5. Step 5: Solve for x
    x = 11,749,061.65/3,412.70
  6. Step 6: Final answer
    x = 3,442.75

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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.