Home / 3,680.80-5,523.50-2,038.50

Finding the Fourth Proportional to 3,680.80, 5,523.50 and 2,038.50

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Solution

The fourth proportional to 3,680.80, 5,523.50 and 2,038.50 is: 3,059.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,680.80 : 5,523.50 = 2,038.50 : x
  2. Step 2: Convert to fraction form
    3,680.80/5,523.50 = 2,038.50/x
  3. Step 3: Cross multiply
    3,680.80x = 5,523.50 × 2,038.50
  4. Step 4: Simplify right side
    3,680.80x = 11,259,654.75
  5. Step 5: Solve for x
    x = 11,259,654.75/3,680.80
  6. Step 6: Final answer
    x = 3,059.02

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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.