Home / 2,620.10-3,926.20-2,373.14

Finding the Fourth Proportional to 2,620.10, 3,926.20 and 2,373.14

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Solution

The fourth proportional to 2,620.10, 3,926.20 and 2,373.14 is: 3,556.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.10 : 3,926.20 = 2,373.14 : x
  2. Step 2: Convert to fraction form
    2,620.10/3,926.20 = 2,373.14/x
  3. Step 3: Cross multiply
    2,620.10x = 3,926.20 × 2,373.14
  4. Step 4: Simplify right side
    2,620.10x = 9,317,422.27
  5. Step 5: Solve for x
    x = 9,317,422.27/2,620.10
  6. Step 6: Final answer
    x = 3,556.13

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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.