Home / 6,839.54-10,260.69-2,160.28

Finding the Fourth Proportional to 6,839.54, 10,260.69 and 2,160.28

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Solution

The fourth proportional to 6,839.54, 10,260.69 and 2,160.28 is: 3,240.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,839.54 : 10,260.69 = 2,160.28 : x
  2. Step 2: Convert to fraction form
    6,839.54/10,260.69 = 2,160.28/x
  3. Step 3: Cross multiply
    6,839.54x = 10,260.69 × 2,160.28
  4. Step 4: Simplify right side
    6,839.54x = 22,165,963.39
  5. Step 5: Solve for x
    x = 22,165,963.39/6,839.54
  6. Step 6: Final answer
    x = 3,240.86

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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.