Home / 4,538.43-6,259.28-3,831.91

Finding the Fourth Proportional to 4,538.43, 6,259.28 and 3,831.91

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Solution

The fourth proportional to 4,538.43, 6,259.28 and 3,831.91 is: 5,284.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,538.43 : 6,259.28 = 3,831.91 : x
  2. Step 2: Convert to fraction form
    4,538.43/6,259.28 = 3,831.91/x
  3. Step 3: Cross multiply
    4,538.43x = 6,259.28 × 3,831.91
  4. Step 4: Simplify right side
    4,538.43x = 23,984,962.82
  5. Step 5: Solve for x
    x = 23,984,962.82/4,538.43
  6. Step 6: Final answer
    x = 5,284.86

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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.