Home / 3,256.87-4,874.19-2,070.31

Finding the Fourth Proportional to 3,256.87, 4,874.19 and 2,070.31

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Solution

The fourth proportional to 3,256.87, 4,874.19 and 2,070.31 is: 3,098.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,256.87 : 4,874.19 = 2,070.31 : x
  2. Step 2: Convert to fraction form
    3,256.87/4,874.19 = 2,070.31/x
  3. Step 3: Cross multiply
    3,256.87x = 4,874.19 × 2,070.31
  4. Step 4: Simplify right side
    3,256.87x = 10,091,084.30
  5. Step 5: Solve for x
    x = 10,091,084.30/3,256.87
  6. Step 6: Final answer
    x = 3,098.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.