Home / 2,943.98-4,062.75-1,617.76

Finding the Fourth Proportional to 2,943.98, 4,062.75 and 1,617.76

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Solution

The fourth proportional to 2,943.98, 4,062.75 and 1,617.76 is: 2,232.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.98 : 4,062.75 = 1,617.76 : x
  2. Step 2: Convert to fraction form
    2,943.98/4,062.75 = 1,617.76/x
  3. Step 3: Cross multiply
    2,943.98x = 4,062.75 × 1,617.76
  4. Step 4: Simplify right side
    2,943.98x = 6,572,544.28
  5. Step 5: Solve for x
    x = 6,572,544.28/2,943.98
  6. Step 6: Final answer
    x = 2,232.54

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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.