Home / 2,529.04-3,793.81-680.17

Finding the Fourth Proportional to 2,529.04, 3,793.81 and 680.17

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Solution

The fourth proportional to 2,529.04, 3,793.81 and 680.17 is: 1,020.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529.04 : 3,793.81 = 680.17 : x
  2. Step 2: Convert to fraction form
    2,529.04/3,793.81 = 680.17/x
  3. Step 3: Cross multiply
    2,529.04x = 3,793.81 × 680.17
  4. Step 4: Simplify right side
    2,529.04x = 2,580,435.75
  5. Step 5: Solve for x
    x = 2,580,435.75/2,529.04
  6. Step 6: Final answer
    x = 1,020.32

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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.