Home / 6,564.12-9,831.42-3,784.20

Finding the Fourth Proportional to 6,564.12, 9,831.42 and 3,784.20

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Solution

The fourth proportional to 6,564.12, 9,831.42 and 3,784.20 is: 5,667.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,564.12 : 9,831.42 = 3,784.20 : x
  2. Step 2: Convert to fraction form
    6,564.12/9,831.42 = 3,784.20/x
  3. Step 3: Cross multiply
    6,564.12x = 9,831.42 × 3,784.20
  4. Step 4: Simplify right side
    6,564.12x = 37,204,059.56
  5. Step 5: Solve for x
    x = 37,204,059.56/6,564.12
  6. Step 6: Final answer
    x = 5,667.79

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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.