Home / 6,863.68-10,293.90-2,971

Finding the Fourth Proportional to 6,863.68, 10,293.90 and 2,971

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Solution

The fourth proportional to 6,863.68, 10,293.90 and 2,971 is: 4,455.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,863.68 : 10,293.90 = 2,971 : x
  2. Step 2: Convert to fraction form
    6,863.68/10,293.90 = 2,971/x
  3. Step 3: Cross multiply
    6,863.68x = 10,293.90 × 2,971
  4. Step 4: Simplify right side
    6,863.68x = 30,583,176.90
  5. Step 5: Solve for x
    x = 30,583,176.90/6,863.68
  6. Step 6: Final answer
    x = 4,455.80

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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.