Home / 11,615.43-17,422.73-3,295.42

Finding the Fourth Proportional to 11,615.43, 17,422.73 and 3,295.42

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Solution

The fourth proportional to 11,615.43, 17,422.73 and 3,295.42 is: 4,943.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,615.43 : 17,422.73 = 3,295.42 : x
  2. Step 2: Convert to fraction form
    11,615.43/17,422.73 = 3,295.42/x
  3. Step 3: Cross multiply
    11,615.43x = 17,422.73 × 3,295.42
  4. Step 4: Simplify right side
    11,615.43x = 57,415,212.90
  5. Step 5: Solve for x
    x = 57,415,212.90/11,615.43
  6. Step 6: Final answer
    x = 4,943.01

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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.