Home / 2,447.01-3,369.50-2,212.57

Finding the Fourth Proportional to 2,447.01, 3,369.50 and 2,212.57

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Solution

The fourth proportional to 2,447.01, 3,369.50 and 2,212.57 is: 3,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,447.01 : 3,369.50 = 2,212.57 : x
  2. Step 2: Convert to fraction form
    2,447.01/3,369.50 = 2,212.57/x
  3. Step 3: Cross multiply
    2,447.01x = 3,369.50 × 2,212.57
  4. Step 4: Simplify right side
    2,447.01x = 7,455,237.11
  5. Step 5: Solve for x
    x = 7,455,237.11/2,447.01
  6. Step 6: Final answer
    x = 3,046.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.