Home / 3,027.90-4,178.61-1,701.30

Finding the Fourth Proportional to 3,027.90, 4,178.61 and 1,701.30

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Solution

The fourth proportional to 3,027.90, 4,178.61 and 1,701.30 is: 2,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,027.90 : 4,178.61 = 1,701.30 : x
  2. Step 2: Convert to fraction form
    3,027.90/4,178.61 = 1,701.30/x
  3. Step 3: Cross multiply
    3,027.90x = 4,178.61 × 1,701.30
  4. Step 4: Simplify right side
    3,027.90x = 7,109,069.19
  5. Step 5: Solve for x
    x = 7,109,069.19/3,027.90
  6. Step 6: Final answer
    x = 2,347.85

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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.