Home / 8,372.50-12,558.57-7,064.62

Finding the Fourth Proportional to 8,372.50, 12,558.57 and 7,064.62

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Solution

The fourth proportional to 8,372.50, 12,558.57 and 7,064.62 is: 10,596.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,372.50 : 12,558.57 = 7,064.62 : x
  2. Step 2: Convert to fraction form
    8,372.50/12,558.57 = 7,064.62/x
  3. Step 3: Cross multiply
    8,372.50x = 12,558.57 × 7,064.62
  4. Step 4: Simplify right side
    8,372.50x = 88,721,524.79
  5. Step 5: Solve for x
    x = 88,721,524.79/8,372.50
  6. Step 6: Final answer
    x = 10,596.78

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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.