Home / 3,031.43-4,183.44-1,705.13

Finding the Fourth Proportional to 3,031.43, 4,183.44 and 1,705.13

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Solution

The fourth proportional to 3,031.43, 4,183.44 and 1,705.13 is: 2,353.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,031.43 : 4,183.44 = 1,705.13 : x
  2. Step 2: Convert to fraction form
    3,031.43/4,183.44 = 1,705.13/x
  3. Step 3: Cross multiply
    3,031.43x = 4,183.44 × 1,705.13
  4. Step 4: Simplify right side
    3,031.43x = 7,133,309.05
  5. Step 5: Solve for x
    x = 7,133,309.05/3,031.43
  6. Step 6: Final answer
    x = 2,353.12

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.