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Finding the Fourth Proportional to 3,633.84, 5,447.52 and 1,657.44

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Solution

The fourth proportional to 3,633.84, 5,447.52 and 1,657.44 is: 2,484.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.84 : 5,447.52 = 1,657.44 : x
  2. Step 2: Convert to fraction form
    3,633.84/5,447.52 = 1,657.44/x
  3. Step 3: Cross multiply
    3,633.84x = 5,447.52 × 1,657.44
  4. Step 4: Simplify right side
    3,633.84x = 9,028,937.55
  5. Step 5: Solve for x
    x = 9,028,937.55/3,633.84
  6. Step 6: Final answer
    x = 2,484.68

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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.