Home / 10,831.26-16,255.38-5,566.05

Finding the Fourth Proportional to 10,831.26, 16,255.38 and 5,566.05

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Solution

The fourth proportional to 10,831.26, 16,255.38 and 5,566.05 is: 8,353.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,831.26 : 16,255.38 = 5,566.05 : x
  2. Step 2: Convert to fraction form
    10,831.26/16,255.38 = 5,566.05/x
  3. Step 3: Cross multiply
    10,831.26x = 16,255.38 × 5,566.05
  4. Step 4: Simplify right side
    10,831.26x = 90,478,257.85
  5. Step 5: Solve for x
    x = 90,478,257.85/10,831.26
  6. Step 6: Final answer
    x = 8,353.44

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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.