Home / 6,831.57-10,237.89-3,903.69

Finding the Fourth Proportional to 6,831.57, 10,237.89 and 3,903.69

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Solution

The fourth proportional to 6,831.57, 10,237.89 and 3,903.69 is: 5,850.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.57 : 10,237.89 = 3,903.69 : x
  2. Step 2: Convert to fraction form
    6,831.57/10,237.89 = 3,903.69/x
  3. Step 3: Cross multiply
    6,831.57x = 10,237.89 × 3,903.69
  4. Step 4: Simplify right side
    6,831.57x = 39,965,548.81
  5. Step 5: Solve for x
    x = 39,965,548.81/6,831.57
  6. Step 6: Final answer
    x = 5,850.13

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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.