Home / 8,288.22-11,425.95-6,614.94

Finding the Fourth Proportional to 8,288.22, 11,425.95 and 6,614.94

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Solution

The fourth proportional to 8,288.22, 11,425.95 and 6,614.94 is: 9,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,288.22 : 11,425.95 = 6,614.94 : x
  2. Step 2: Convert to fraction form
    8,288.22/11,425.95 = 6,614.94/x
  3. Step 3: Cross multiply
    8,288.22x = 11,425.95 × 6,614.94
  4. Step 4: Simplify right side
    8,288.22x = 75,581,973.69
  5. Step 5: Solve for x
    x = 75,581,973.69/8,288.22
  6. Step 6: Final answer
    x = 9,119.20

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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.