Home / 3,502.22-5,227.70-3,087.05

Finding the Fourth Proportional to 3,502.22, 5,227.70 and 3,087.05

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Solution

The fourth proportional to 3,502.22, 5,227.70 and 3,087.05 is: 4,607.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,502.22 : 5,227.70 = 3,087.05 : x
  2. Step 2: Convert to fraction form
    3,502.22/5,227.70 = 3,087.05/x
  3. Step 3: Cross multiply
    3,502.22x = 5,227.70 × 3,087.05
  4. Step 4: Simplify right side
    3,502.22x = 16,138,179.00
  5. Step 5: Solve for x
    x = 16,138,179.00/3,502.22
  6. Step 6: Final answer
    x = 4,607.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.