Home / 6,989.96-10,481.87-3,702.29

Finding the Fourth Proportional to 6,989.96, 10,481.87 and 3,702.29

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Solution

The fourth proportional to 6,989.96, 10,481.87 and 3,702.29 is: 5,551.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989.96 : 10,481.87 = 3,702.29 : x
  2. Step 2: Convert to fraction form
    6,989.96/10,481.87 = 3,702.29/x
  3. Step 3: Cross multiply
    6,989.96x = 10,481.87 × 3,702.29
  4. Step 4: Simplify right side
    6,989.96x = 38,806,851.56
  5. Step 5: Solve for x
    x = 38,806,851.56/6,989.96
  6. Step 6: Final answer
    x = 5,551.80

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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.