Home / 7,909.41-11,859.24-3,225.60

Finding the Fourth Proportional to 7,909.41, 11,859.24 and 3,225.60

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Solution

The fourth proportional to 7,909.41, 11,859.24 and 3,225.60 is: 4,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,909.41 : 11,859.24 = 3,225.60 : x
  2. Step 2: Convert to fraction form
    7,909.41/11,859.24 = 3,225.60/x
  3. Step 3: Cross multiply
    7,909.41x = 11,859.24 × 3,225.60
  4. Step 4: Simplify right side
    7,909.41x = 38,253,164.54
  5. Step 5: Solve for x
    x = 38,253,164.54/7,909.41
  6. Step 6: Final answer
    x = 4,836.41

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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.