Home / 6,247.40-9,372.17-2,086.97

Finding the Fourth Proportional to 6,247.40, 9,372.17 and 2,086.97

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Solution

The fourth proportional to 6,247.40, 9,372.17 and 2,086.97 is: 3,130.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.40 : 9,372.17 = 2,086.97 : x
  2. Step 2: Convert to fraction form
    6,247.40/9,372.17 = 2,086.97/x
  3. Step 3: Cross multiply
    6,247.40x = 9,372.17 × 2,086.97
  4. Step 4: Simplify right side
    6,247.40x = 19,559,395.98
  5. Step 5: Solve for x
    x = 19,559,395.98/6,247.40
  6. Step 6: Final answer
    x = 3,130.81

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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.