Home / 2,943.66-4,062.26-1,617.45

Finding the Fourth Proportional to 2,943.66, 4,062.26 and 1,617.45

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Solution

The fourth proportional to 2,943.66, 4,062.26 and 1,617.45 is: 2,232.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.66 : 4,062.26 = 1,617.45 : x
  2. Step 2: Convert to fraction form
    2,943.66/4,062.26 = 1,617.45/x
  3. Step 3: Cross multiply
    2,943.66x = 4,062.26 × 1,617.45
  4. Step 4: Simplify right side
    2,943.66x = 6,570,502.44
  5. Step 5: Solve for x
    x = 6,570,502.44/2,943.66
  6. Step 6: Final answer
    x = 2,232.09

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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.