Home / 6,540.45-9,025.35-3,707.88

Finding the Fourth Proportional to 6,540.45, 9,025.35 and 3,707.88

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Solution

The fourth proportional to 6,540.45, 9,025.35 and 3,707.88 is: 5,116.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.45 : 9,025.35 = 3,707.88 : x
  2. Step 2: Convert to fraction form
    6,540.45/9,025.35 = 3,707.88/x
  3. Step 3: Cross multiply
    6,540.45x = 9,025.35 × 3,707.88
  4. Step 4: Simplify right side
    6,540.45x = 33,464,914.76
  5. Step 5: Solve for x
    x = 33,464,914.76/6,540.45
  6. Step 6: Final answer
    x = 5,116.61

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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.