Home / 6,847.05-10,270.57-2,689.01

Finding the Fourth Proportional to 6,847.05, 10,270.57 and 2,689.01

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Solution

The fourth proportional to 6,847.05, 10,270.57 and 2,689.01 is: 4,033.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,847.05 : 10,270.57 = 2,689.01 : x
  2. Step 2: Convert to fraction form
    6,847.05/10,270.57 = 2,689.01/x
  3. Step 3: Cross multiply
    6,847.05x = 10,270.57 × 2,689.01
  4. Step 4: Simplify right side
    6,847.05x = 27,617,665.44
  5. Step 5: Solve for x
    x = 27,617,665.44/6,847.05
  6. Step 6: Final answer
    x = 4,033.51

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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.