Home / 5,367.21-8,049.95-1,470.70

Finding the Fourth Proportional to 5,367.21, 8,049.95 and 1,470.70

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Solution

The fourth proportional to 5,367.21, 8,049.95 and 1,470.70 is: 2,205.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367.21 : 8,049.95 = 1,470.70 : x
  2. Step 2: Convert to fraction form
    5,367.21/8,049.95 = 1,470.70/x
  3. Step 3: Cross multiply
    5,367.21x = 8,049.95 × 1,470.70
  4. Step 4: Simplify right side
    5,367.21x = 11,839,061.47
  5. Step 5: Solve for x
    x = 11,839,061.47/5,367.21
  6. Step 6: Final answer
    x = 2,205.81

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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.