Home / 6,372.20-8,795.04-3,540.55

Finding the Fourth Proportional to 6,372.20, 8,795.04 and 3,540.55

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Solution

The fourth proportional to 6,372.20, 8,795.04 and 3,540.55 is: 4,886.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,372.20 : 8,795.04 = 3,540.55 : x
  2. Step 2: Convert to fraction form
    6,372.20/8,795.04 = 3,540.55/x
  3. Step 3: Cross multiply
    6,372.20x = 8,795.04 × 3,540.55
  4. Step 4: Simplify right side
    6,372.20x = 31,139,272.62
  5. Step 5: Solve for x
    x = 31,139,272.62/6,372.20
  6. Step 6: Final answer
    x = 4,886.74

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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.