Home / 3,344.40-4,634.78-3,297.42

Finding the Fourth Proportional to 3,344.40, 4,634.78 and 3,297.42

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Solution

The fourth proportional to 3,344.40, 4,634.78 and 3,297.42 is: 4,569.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,344.40 : 4,634.78 = 3,297.42 : x
  2. Step 2: Convert to fraction form
    3,344.40/4,634.78 = 3,297.42/x
  3. Step 3: Cross multiply
    3,344.40x = 4,634.78 × 3,297.42
  4. Step 4: Simplify right side
    3,344.40x = 15,282,799.78
  5. Step 5: Solve for x
    x = 15,282,799.78/3,344.40
  6. Step 6: Final answer
    x = 4,569.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.