Home / 2,943.96-4,062.74-1,617.65

Finding the Fourth Proportional to 2,943.96, 4,062.74 and 1,617.65

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Solution

The fourth proportional to 2,943.96, 4,062.74 and 1,617.65 is: 2,232.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.96 : 4,062.74 = 1,617.65 : x
  2. Step 2: Convert to fraction form
    2,943.96/4,062.74 = 1,617.65/x
  3. Step 3: Cross multiply
    2,943.96x = 4,062.74 × 1,617.65
  4. Step 4: Simplify right side
    2,943.96x = 6,572,093.43
  5. Step 5: Solve for x
    x = 6,572,093.43/2,943.96
  6. Step 6: Final answer
    x = 2,232.40

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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.