Home / 3,633.77-5,451.26-1,784.64

Finding the Fourth Proportional to 3,633.77, 5,451.26 and 1,784.64

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Solution

The fourth proportional to 3,633.77, 5,451.26 and 1,784.64 is: 2,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,633.77 : 5,451.26 = 1,784.64 : x
  2. Step 2: Convert to fraction form
    3,633.77/5,451.26 = 1,784.64/x
  3. Step 3: Cross multiply
    3,633.77x = 5,451.26 × 1,784.64
  4. Step 4: Simplify right side
    3,633.77x = 9,728,541.11
  5. Step 5: Solve for x
    x = 9,728,541.11/3,633.77
  6. Step 6: Final answer
    x = 2,677.26

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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.