Home / 3,391.43-4,683.41-3,207.35

Finding the Fourth Proportional to 3,391.43, 4,683.41 and 3,207.35

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Solution

The fourth proportional to 3,391.43, 4,683.41 and 3,207.35 is: 4,429.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,391.43 : 4,683.41 = 3,207.35 : x
  2. Step 2: Convert to fraction form
    3,391.43/4,683.41 = 3,207.35/x
  3. Step 3: Cross multiply
    3,391.43x = 4,683.41 × 3,207.35
  4. Step 4: Simplify right side
    3,391.43x = 15,021,295.61
  5. Step 5: Solve for x
    x = 15,021,295.61/3,391.43
  6. Step 6: Final answer
    x = 4,429.20

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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.