Home / 4,972.22-6,867.77-3,718.86

Finding the Fourth Proportional to 4,972.22, 6,867.77 and 3,718.86

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Solution

The fourth proportional to 4,972.22, 6,867.77 and 3,718.86 is: 5,136.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,972.22 : 6,867.77 = 3,718.86 : x
  2. Step 2: Convert to fraction form
    4,972.22/6,867.77 = 3,718.86/x
  3. Step 3: Cross multiply
    4,972.22x = 6,867.77 × 3,718.86
  4. Step 4: Simplify right side
    4,972.22x = 25,540,256.55
  5. Step 5: Solve for x
    x = 25,540,256.55/4,972.22
  6. Step 6: Final answer
    x = 5,136.60

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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.