Home / 6,831.81-10,237.82-3,709.17

Finding the Fourth Proportional to 6,831.81, 10,237.82 and 3,709.17

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Solution

The fourth proportional to 6,831.81, 10,237.82 and 3,709.17 is: 5,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831.81 : 10,237.82 = 3,709.17 : x
  2. Step 2: Convert to fraction form
    6,831.81/10,237.82 = 3,709.17/x
  3. Step 3: Cross multiply
    6,831.81x = 10,237.82 × 3,709.17
  4. Step 4: Simplify right side
    6,831.81x = 37,973,796.26
  5. Step 5: Solve for x
    x = 37,973,796.26/6,831.81
  6. Step 6: Final answer
    x = 5,558.38

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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.