Home / 4,600.24-6,346.36-2,831.20

Finding the Fourth Proportional to 4,600.24, 6,346.36 and 2,831.20

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Solution

The fourth proportional to 4,600.24, 6,346.36 and 2,831.20 is: 3,905.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,600.24 : 6,346.36 = 2,831.20 : x
  2. Step 2: Convert to fraction form
    4,600.24/6,346.36 = 2,831.20/x
  3. Step 3: Cross multiply
    4,600.24x = 6,346.36 × 2,831.20
  4. Step 4: Simplify right side
    4,600.24x = 17,967,814.43
  5. Step 5: Solve for x
    x = 17,967,814.43/4,600.24
  6. Step 6: Final answer
    x = 3,905.84

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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.