Home / 8,372.59-12,558.98-3,177.25

Finding the Fourth Proportional to 8,372.59, 12,558.98 and 3,177.25

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Solution

The fourth proportional to 8,372.59, 12,558.98 and 3,177.25 is: 4,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.59 : 12,558.98 = 3,177.25 : x
  2. Step 2: Convert to fraction form
    8,372.59/12,558.98 = 3,177.25/x
  3. Step 3: Cross multiply
    8,372.59x = 12,558.98 × 3,177.25
  4. Step 4: Simplify right side
    8,372.59x = 39,903,003.32
  5. Step 5: Solve for x
    x = 39,903,003.32/8,372.59
  6. Step 6: Final answer
    x = 4,765.91

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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.