Home / 6,540.03-9,785.73-3,908.94

Finding the Fourth Proportional to 6,540.03, 9,785.73 and 3,908.94

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Solution

The fourth proportional to 6,540.03, 9,785.73 and 3,908.94 is: 5,848.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,540.03 : 9,785.73 = 3,908.94 : x
  2. Step 2: Convert to fraction form
    6,540.03/9,785.73 = 3,908.94/x
  3. Step 3: Cross multiply
    6,540.03x = 9,785.73 × 3,908.94
  4. Step 4: Simplify right side
    6,540.03x = 38,251,831.43
  5. Step 5: Solve for x
    x = 38,251,831.43/6,540.03
  6. Step 6: Final answer
    x = 5,848.88

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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.