Home / 8,372.40-11,553.43-5,014.44

Finding the Fourth Proportional to 8,372.40, 11,553.43 and 5,014.44

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Solution

The fourth proportional to 8,372.40, 11,553.43 and 5,014.44 is: 6,919.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.40 : 11,553.43 = 5,014.44 : x
  2. Step 2: Convert to fraction form
    8,372.40/11,553.43 = 5,014.44/x
  3. Step 3: Cross multiply
    8,372.40x = 11,553.43 × 5,014.44
  4. Step 4: Simplify right side
    8,372.40x = 57,933,981.53
  5. Step 5: Solve for x
    x = 57,933,981.53/8,372.40
  6. Step 6: Final answer
    x = 6,919.64

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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.