Home / 8,372.44-11,551.98-5,389.24

Finding the Fourth Proportional to 8,372.44, 11,551.98 and 5,389.24

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Solution

The fourth proportional to 8,372.44, 11,551.98 and 5,389.24 is: 7,435.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.44 : 11,551.98 = 5,389.24 : x
  2. Step 2: Convert to fraction form
    8,372.44/11,551.98 = 5,389.24/x
  3. Step 3: Cross multiply
    8,372.44x = 11,551.98 × 5,389.24
  4. Step 4: Simplify right side
    8,372.44x = 62,256,392.70
  5. Step 5: Solve for x
    x = 62,256,392.70/8,372.44
  6. Step 6: Final answer
    x = 7,435.87

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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.