Home / 3,027.95-4,178.61-1,665.27

Finding the Fourth Proportional to 3,027.95, 4,178.61 and 1,665.27

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Solution

The fourth proportional to 3,027.95, 4,178.61 and 1,665.27 is: 2,298.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.95 : 4,178.61 = 1,665.27 : x
  2. Step 2: Convert to fraction form
    3,027.95/4,178.61 = 1,665.27/x
  3. Step 3: Cross multiply
    3,027.95x = 4,178.61 × 1,665.27
  4. Step 4: Simplify right side
    3,027.95x = 6,958,520.12
  5. Step 5: Solve for x
    x = 6,958,520.12/3,027.95
  6. Step 6: Final answer
    x = 2,298.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.