Home / 11,831.28-16,327.88-6,527.28

Finding the Fourth Proportional to 11,831.28, 16,327.88 and 6,527.28

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Solution

The fourth proportional to 11,831.28, 16,327.88 and 6,527.28 is: 9,008.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.28 : 16,327.88 = 6,527.28 : x
  2. Step 2: Convert to fraction form
    11,831.28/16,327.88 = 6,527.28/x
  3. Step 3: Cross multiply
    11,831.28x = 16,327.88 × 6,527.28
  4. Step 4: Simplify right side
    11,831.28x = 106,576,644.57
  5. Step 5: Solve for x
    x = 106,576,644.57/11,831.28
  6. Step 6: Final answer
    x = 9,008.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.