Home / 2,422.11-3,343.77-1,882.55

Finding the Fourth Proportional to 2,422.11, 3,343.77 and 1,882.55

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Solution

The fourth proportional to 2,422.11, 3,343.77 and 1,882.55 is: 2,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.11 : 3,343.77 = 1,882.55 : x
  2. Step 2: Convert to fraction form
    2,422.11/3,343.77 = 1,882.55/x
  3. Step 3: Cross multiply
    2,422.11x = 3,343.77 × 1,882.55
  4. Step 4: Simplify right side
    2,422.11x = 6,294,814.21
  5. Step 5: Solve for x
    x = 6,294,814.21/2,422.11
  6. Step 6: Final answer
    x = 2,598.90

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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.