Home / 6,831.59-10,247.99-2,936.30

Finding the Fourth Proportional to 6,831.59, 10,247.99 and 2,936.30

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Solution

The fourth proportional to 6,831.59, 10,247.99 and 2,936.30 is: 4,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.59 : 10,247.99 = 2,936.30 : x
  2. Step 2: Convert to fraction form
    6,831.59/10,247.99 = 2,936.30/x
  3. Step 3: Cross multiply
    6,831.59x = 10,247.99 × 2,936.30
  4. Step 4: Simplify right side
    6,831.59x = 30,091,107.12
  5. Step 5: Solve for x
    x = 30,091,107.12/6,831.59
  6. Step 6: Final answer
    x = 4,404.70

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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.