Home / 2,943.60-4,062.13-1,617.27

Finding the Fourth Proportional to 2,943.60, 4,062.13 and 1,617.27

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Solution

The fourth proportional to 2,943.60, 4,062.13 and 1,617.27 is: 2,231.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.60 : 4,062.13 = 1,617.27 : x
  2. Step 2: Convert to fraction form
    2,943.60/4,062.13 = 1,617.27/x
  3. Step 3: Cross multiply
    2,943.60x = 4,062.13 × 1,617.27
  4. Step 4: Simplify right side
    2,943.60x = 6,569,560.99
  5. Step 5: Solve for x
    x = 6,569,560.99/2,943.60
  6. Step 6: Final answer
    x = 2,231.81

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Why These Related Problems?

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