Home / 3,821.22-5,730.79-1,047.23

Finding the Fourth Proportional to 3,821.22, 5,730.79 and 1,047.23

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Solution

The fourth proportional to 3,821.22, 5,730.79 and 1,047.23 is: 1,570.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,821.22 : 5,730.79 = 1,047.23 : x
  2. Step 2: Convert to fraction form
    3,821.22/5,730.79 = 1,047.23/x
  3. Step 3: Cross multiply
    3,821.22x = 5,730.79 × 1,047.23
  4. Step 4: Simplify right side
    3,821.22x = 6,001,426.56
  5. Step 5: Solve for x
    x = 6,001,426.56/3,821.22
  6. Step 6: Final answer
    x = 1,570.55

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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.