Home / 5,499-8,249.72-2,212.29

Finding the Fourth Proportional to 5,499, 8,249.72 and 2,212.29

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Solution

The fourth proportional to 5,499, 8,249.72 and 2,212.29 is: 3,318.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,499 : 8,249.72 = 2,212.29 : x
  2. Step 2: Convert to fraction form
    5,499/8,249.72 = 2,212.29/x
  3. Step 3: Cross multiply
    5,499x = 8,249.72 × 2,212.29
  4. Step 4: Simplify right side
    5,499x = 18,250,762.00
  5. Step 5: Solve for x
    x = 18,250,762.00/5,499
  6. Step 6: Final answer
    x = 3,318.92

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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.