Home / 5,039.82-6,938.87-4,376.43

Finding the Fourth Proportional to 5,039.82, 6,938.87 and 4,376.43

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Solution

The fourth proportional to 5,039.82, 6,938.87 and 4,376.43 is: 6,025.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,039.82 : 6,938.87 = 4,376.43 : x
  2. Step 2: Convert to fraction form
    5,039.82/6,938.87 = 4,376.43/x
  3. Step 3: Cross multiply
    5,039.82x = 6,938.87 × 4,376.43
  4. Step 4: Simplify right side
    5,039.82x = 30,367,456.95
  5. Step 5: Solve for x
    x = 30,367,456.95/5,039.82
  6. Step 6: Final answer
    x = 6,025.50

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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.