Home / 5,186.71-7,775.01-2,225.92

Finding the Fourth Proportional to 5,186.71, 7,775.01 and 2,225.92

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Solution

The fourth proportional to 5,186.71, 7,775.01 and 2,225.92 is: 3,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.71 : 7,775.01 = 2,225.92 : x
  2. Step 2: Convert to fraction form
    5,186.71/7,775.01 = 2,225.92/x
  3. Step 3: Cross multiply
    5,186.71x = 7,775.01 × 2,225.92
  4. Step 4: Simplify right side
    5,186.71x = 17,306,550.26
  5. Step 5: Solve for x
    x = 17,306,550.26/5,186.71
  6. Step 6: Final answer
    x = 3,336.71

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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.