Home / 7,750.88-11,625.39-2,817.37

Finding the Fourth Proportional to 7,750.88, 11,625.39 and 2,817.37

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Solution

The fourth proportional to 7,750.88, 11,625.39 and 2,817.37 is: 4,225.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,750.88 : 11,625.39 = 2,817.37 : x
  2. Step 2: Convert to fraction form
    7,750.88/11,625.39 = 2,817.37/x
  3. Step 3: Cross multiply
    7,750.88x = 11,625.39 × 2,817.37
  4. Step 4: Simplify right side
    7,750.88x = 32,753,025.02
  5. Step 5: Solve for x
    x = 32,753,025.02/7,750.88
  6. Step 6: Final answer
    x = 4,225.72

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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.