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Finding the Fourth Proportional to 3,224.61, 4,841.78 and 1,839.51

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Solution

The fourth proportional to 3,224.61, 4,841.78 and 1,839.51 is: 2,762.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,224.61 : 4,841.78 = 1,839.51 : x
  2. Step 2: Convert to fraction form
    3,224.61/4,841.78 = 1,839.51/x
  3. Step 3: Cross multiply
    3,224.61x = 4,841.78 × 1,839.51
  4. Step 4: Simplify right side
    3,224.61x = 8,906,493.53
  5. Step 5: Solve for x
    x = 8,906,493.53/3,224.61
  6. Step 6: Final answer
    x = 2,762.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.