Home / 6,874.16-10,310.65-2,193.98

Finding the Fourth Proportional to 6,874.16, 10,310.65 and 2,193.98

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Solution

The fourth proportional to 6,874.16, 10,310.65 and 2,193.98 is: 3,290.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,874.16 : 10,310.65 = 2,193.98 : x
  2. Step 2: Convert to fraction form
    6,874.16/10,310.65 = 2,193.98/x
  3. Step 3: Cross multiply
    6,874.16x = 10,310.65 × 2,193.98
  4. Step 4: Simplify right side
    6,874.16x = 22,621,359.89
  5. Step 5: Solve for x
    x = 22,621,359.89/6,874.16
  6. Step 6: Final answer
    x = 3,290.78

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1.5x scale

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.