Home / 5,422.24-8,131.44-2,342.56

Finding the Fourth Proportional to 5,422.24, 8,131.44 and 2,342.56

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Solution

The fourth proportional to 5,422.24, 8,131.44 and 2,342.56 is: 3,513.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.24 : 8,131.44 = 2,342.56 : x
  2. Step 2: Convert to fraction form
    5,422.24/8,131.44 = 2,342.56/x
  3. Step 3: Cross multiply
    5,422.24x = 8,131.44 × 2,342.56
  4. Step 4: Simplify right side
    5,422.24x = 19,048,386.09
  5. Step 5: Solve for x
    x = 19,048,386.09/5,422.24
  6. Step 6: Final answer
    x = 3,513.01

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1.5x scale

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.