Home / 4,994.60-6,890.10-3,227.72

Finding the Fourth Proportional to 4,994.60, 6,890.10 and 3,227.72

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Solution

The fourth proportional to 4,994.60, 6,890.10 and 3,227.72 is: 4,452.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994.60 : 6,890.10 = 3,227.72 : x
  2. Step 2: Convert to fraction form
    4,994.60/6,890.10 = 3,227.72/x
  3. Step 3: Cross multiply
    4,994.60x = 6,890.10 × 3,227.72
  4. Step 4: Simplify right side
    4,994.60x = 22,239,313.57
  5. Step 5: Solve for x
    x = 22,239,313.57/4,994.60
  6. Step 6: Final answer
    x = 4,452.67

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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.