Home / 11,831.20-16,327.02-6,526.60

Finding the Fourth Proportional to 11,831.20, 16,327.02 and 6,526.60

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Solution

The fourth proportional to 11,831.20, 16,327.02 and 6,526.60 is: 9,006.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.20 : 16,327.02 = 6,526.60 : x
  2. Step 2: Convert to fraction form
    11,831.20/16,327.02 = 6,526.60/x
  3. Step 3: Cross multiply
    11,831.20x = 16,327.02 × 6,526.60
  4. Step 4: Simplify right side
    11,831.20x = 106,559,928.73
  5. Step 5: Solve for x
    x = 106,559,928.73/11,831.20
  6. Step 6: Final answer
    x = 9,006.69

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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.