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Finding the Fourth Proportional to 3,468.22, 4,784.60 and 2,348.74

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Solution

The fourth proportional to 3,468.22, 4,784.60 and 2,348.74 is: 3,240.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,468.22 : 4,784.60 = 2,348.74 : x
  2. Step 2: Convert to fraction form
    3,468.22/4,784.60 = 2,348.74/x
  3. Step 3: Cross multiply
    3,468.22x = 4,784.60 × 2,348.74
  4. Step 4: Simplify right side
    3,468.22x = 11,237,781.40
  5. Step 5: Solve for x
    x = 11,237,781.40/3,468.22
  6. Step 6: Final answer
    x = 3,240.22

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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.