Home / 5,229.28-7,831.57-4,126.26

Finding the Fourth Proportional to 5,229.28, 7,831.57 and 4,126.26

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Solution

The fourth proportional to 5,229.28, 7,831.57 and 4,126.26 is: 6,179.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,229.28 : 7,831.57 = 4,126.26 : x
  2. Step 2: Convert to fraction form
    5,229.28/7,831.57 = 4,126.26/x
  3. Step 3: Cross multiply
    5,229.28x = 7,831.57 × 4,126.26
  4. Step 4: Simplify right side
    5,229.28x = 32,315,094.03
  5. Step 5: Solve for x
    x = 32,315,094.03/5,229.28
  6. Step 6: Final answer
    x = 6,179.65

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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.