Home / 3,319.68-4,579.48-2,061.48

Finding the Fourth Proportional to 3,319.68, 4,579.48 and 2,061.48

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Solution

The fourth proportional to 3,319.68, 4,579.48 and 2,061.48 is: 2,843.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319.68 : 4,579.48 = 2,061.48 : x
  2. Step 2: Convert to fraction form
    3,319.68/4,579.48 = 2,061.48/x
  3. Step 3: Cross multiply
    3,319.68x = 4,579.48 × 2,061.48
  4. Step 4: Simplify right side
    3,319.68x = 9,440,506.43
  5. Step 5: Solve for x
    x = 9,440,506.43/3,319.68
  6. Step 6: Final answer
    x = 2,843.80

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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.