Home / 3,593.64-5,390.52-1,285.08

Finding the Fourth Proportional to 3,593.64, 5,390.52 and 1,285.08

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Solution

The fourth proportional to 3,593.64, 5,390.52 and 1,285.08 is: 1,927.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,593.64 : 5,390.52 = 1,285.08 : x
  2. Step 2: Convert to fraction form
    3,593.64/5,390.52 = 1,285.08/x
  3. Step 3: Cross multiply
    3,593.64x = 5,390.52 × 1,285.08
  4. Step 4: Simplify right side
    3,593.64x = 6,927,249.44
  5. Step 5: Solve for x
    x = 6,927,249.44/3,593.64
  6. Step 6: Final answer
    x = 1,927.64

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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.