Home / 3,531.79-4,873.90-2,039.96

Finding the Fourth Proportional to 3,531.79, 4,873.90 and 2,039.96

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Solution

The fourth proportional to 3,531.79, 4,873.90 and 2,039.96 is: 2,815.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,531.79 : 4,873.90 = 2,039.96 : x
  2. Step 2: Convert to fraction form
    3,531.79/4,873.90 = 2,039.96/x
  3. Step 3: Cross multiply
    3,531.79x = 4,873.90 × 2,039.96
  4. Step 4: Simplify right side
    3,531.79x = 9,942,561.04
  5. Step 5: Solve for x
    x = 9,942,561.04/3,531.79
  6. Step 6: Final answer
    x = 2,815.16

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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.