Home / 3,387.65-5,082.50-2,402.36

Finding the Fourth Proportional to 3,387.65, 5,082.50 and 2,402.36

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Solution

The fourth proportional to 3,387.65, 5,082.50 and 2,402.36 is: 3,604.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.65 : 5,082.50 = 2,402.36 : x
  2. Step 2: Convert to fraction form
    3,387.65/5,082.50 = 2,402.36/x
  3. Step 3: Cross multiply
    3,387.65x = 5,082.50 × 2,402.36
  4. Step 4: Simplify right side
    3,387.65x = 12,209,994.70
  5. Step 5: Solve for x
    x = 12,209,994.70/3,387.65
  6. Step 6: Final answer
    x = 3,604.27

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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.