Home / 11,889.52-16,406.82-6,584.02

Finding the Fourth Proportional to 11,889.52, 16,406.82 and 6,584.02

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Solution

The fourth proportional to 11,889.52, 16,406.82 and 6,584.02 is: 9,085.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,889.52 : 16,406.82 = 6,584.02 : x
  2. Step 2: Convert to fraction form
    11,889.52/16,406.82 = 6,584.02/x
  3. Step 3: Cross multiply
    11,889.52x = 16,406.82 × 6,584.02
  4. Step 4: Simplify right side
    11,889.52x = 108,022,831.02
  5. Step 5: Solve for x
    x = 108,022,831.02/11,889.52
  6. Step 6: Final answer
    x = 9,085.55

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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.