Home / 11,608.08-16,019.34-6,831.52

Finding the Fourth Proportional to 11,608.08, 16,019.34 and 6,831.52

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Solution

The fourth proportional to 11,608.08, 16,019.34 and 6,831.52 is: 9,427.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,608.08 : 16,019.34 = 6,831.52 : x
  2. Step 2: Convert to fraction form
    11,608.08/16,019.34 = 6,831.52/x
  3. Step 3: Cross multiply
    11,608.08x = 16,019.34 × 6,831.52
  4. Step 4: Simplify right side
    11,608.08x = 109,436,441.60
  5. Step 5: Solve for x
    x = 109,436,441.60/11,608.08
  6. Step 6: Final answer
    x = 9,427.61

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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.