Home / 3,039.32-4,193.51-2,331.86

Finding the Fourth Proportional to 3,039.32, 4,193.51 and 2,331.86

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Solution

The fourth proportional to 3,039.32, 4,193.51 and 2,331.86 is: 3,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,039.32 : 4,193.51 = 2,331.86 : x
  2. Step 2: Convert to fraction form
    3,039.32/4,193.51 = 2,331.86/x
  3. Step 3: Cross multiply
    3,039.32x = 4,193.51 × 2,331.86
  4. Step 4: Simplify right side
    3,039.32x = 9,778,645.60
  5. Step 5: Solve for x
    x = 9,778,645.60/3,039.32
  6. Step 6: Final answer
    x = 3,217.38

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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.