Home / 5,477.22-8,208.12-3,133.71

Finding the Fourth Proportional to 5,477.22, 8,208.12 and 3,133.71

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Solution

The fourth proportional to 5,477.22, 8,208.12 and 3,133.71 is: 4,696.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.22 : 8,208.12 = 3,133.71 : x
  2. Step 2: Convert to fraction form
    5,477.22/8,208.12 = 3,133.71/x
  3. Step 3: Cross multiply
    5,477.22x = 8,208.12 × 3,133.71
  4. Step 4: Simplify right side
    5,477.22x = 25,721,867.73
  5. Step 5: Solve for x
    x = 25,721,867.73/5,477.22
  6. Step 6: Final answer
    x = 4,696.15

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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.