Home / 5,375.37-8,065.08-2,088.66

Finding the Fourth Proportional to 5,375.37, 8,065.08 and 2,088.66

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Solution

The fourth proportional to 5,375.37, 8,065.08 and 2,088.66 is: 3,133.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.37 : 8,065.08 = 2,088.66 : x
  2. Step 2: Convert to fraction form
    5,375.37/8,065.08 = 2,088.66/x
  3. Step 3: Cross multiply
    5,375.37x = 8,065.08 × 2,088.66
  4. Step 4: Simplify right side
    5,375.37x = 16,845,209.99
  5. Step 5: Solve for x
    x = 16,845,209.99/5,375.37
  6. Step 6: Final answer
    x = 3,133.78

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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.