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Finding the Fourth Proportional to 4,142.48, 6,244.73 and 3,867.48

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Solution

The fourth proportional to 4,142.48, 6,244.73 and 3,867.48 is: 5,830.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,142.48 : 6,244.73 = 3,867.48 : x
  2. Step 2: Convert to fraction form
    4,142.48/6,244.73 = 3,867.48/x
  3. Step 3: Cross multiply
    4,142.48x = 6,244.73 × 3,867.48
  4. Step 4: Simplify right side
    4,142.48x = 24,151,363.55
  5. Step 5: Solve for x
    x = 24,151,363.55/4,142.48
  6. Step 6: Final answer
    x = 5,830.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.