Home / 3,212.46-4,433.28-1,796.10

Finding the Fourth Proportional to 3,212.46, 4,433.28 and 1,796.10

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Solution

The fourth proportional to 3,212.46, 4,433.28 and 1,796.10 is: 2,478.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.46 : 4,433.28 = 1,796.10 : x
  2. Step 2: Convert to fraction form
    3,212.46/4,433.28 = 1,796.10/x
  3. Step 3: Cross multiply
    3,212.46x = 4,433.28 × 1,796.10
  4. Step 4: Simplify right side
    3,212.46x = 7,962,614.21
  5. Step 5: Solve for x
    x = 7,962,614.21/3,212.46
  6. Step 6: Final answer
    x = 2,478.67

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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.