Home / 4,683.42-7,019.97-2,340.78

Finding the Fourth Proportional to 4,683.42, 7,019.97 and 2,340.78

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Solution

The fourth proportional to 4,683.42, 7,019.97 and 2,340.78 is: 3,508.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,683.42 : 7,019.97 = 2,340.78 : x
  2. Step 2: Convert to fraction form
    4,683.42/7,019.97 = 2,340.78/x
  3. Step 3: Cross multiply
    4,683.42x = 7,019.97 × 2,340.78
  4. Step 4: Simplify right side
    4,683.42x = 16,432,205.38
  5. Step 5: Solve for x
    x = 16,432,205.38/4,683.42
  6. Step 6: Final answer
    x = 3,508.59

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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.