Home / 3,829.20-5,743.80-1,056.17

Finding the Fourth Proportional to 3,829.20, 5,743.80 and 1,056.17

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Solution

The fourth proportional to 3,829.20, 5,743.80 and 1,056.17 is: 1,584.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.20 : 5,743.80 = 1,056.17 : x
  2. Step 2: Convert to fraction form
    3,829.20/5,743.80 = 1,056.17/x
  3. Step 3: Cross multiply
    3,829.20x = 5,743.80 × 1,056.17
  4. Step 4: Simplify right side
    3,829.20x = 6,066,400.53
  5. Step 5: Solve for x
    x = 6,066,400.53/3,829.20
  6. Step 6: Final answer
    x = 1,584.25

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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.