Home / 2,620.04-3,614.10-2,270.12

Finding the Fourth Proportional to 2,620.04, 3,614.10 and 2,270.12

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Solution

The fourth proportional to 2,620.04, 3,614.10 and 2,270.12 is: 3,131.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,620.04 : 3,614.10 = 2,270.12 : x
  2. Step 2: Convert to fraction form
    2,620.04/3,614.10 = 2,270.12/x
  3. Step 3: Cross multiply
    2,620.04x = 3,614.10 × 2,270.12
  4. Step 4: Simplify right side
    2,620.04x = 8,204,440.69
  5. Step 5: Solve for x
    x = 8,204,440.69/2,620.04
  6. Step 6: Final answer
    x = 3,131.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.