Home / 7,426.24-11,144.76-5,982.84

Finding the Fourth Proportional to 7,426.24, 11,144.76 and 5,982.84

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Solution

The fourth proportional to 7,426.24, 11,144.76 and 5,982.84 is: 8,978.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,426.24 : 11,144.76 = 5,982.84 : x
  2. Step 2: Convert to fraction form
    7,426.24/11,144.76 = 5,982.84/x
  3. Step 3: Cross multiply
    7,426.24x = 11,144.76 × 5,982.84
  4. Step 4: Simplify right side
    7,426.24x = 66,677,315.92
  5. Step 5: Solve for x
    x = 66,677,315.92/7,426.24
  6. Step 6: Final answer
    x = 8,978.61

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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.