Home / 6,856.28-10,287.94-2,910.24

Finding the Fourth Proportional to 6,856.28, 10,287.94 and 2,910.24

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Solution

The fourth proportional to 6,856.28, 10,287.94 and 2,910.24 is: 4,366.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,856.28 : 10,287.94 = 2,910.24 : x
  2. Step 2: Convert to fraction form
    6,856.28/10,287.94 = 2,910.24/x
  3. Step 3: Cross multiply
    6,856.28x = 10,287.94 × 2,910.24
  4. Step 4: Simplify right side
    6,856.28x = 29,940,374.51
  5. Step 5: Solve for x
    x = 29,940,374.51/6,856.28
  6. Step 6: Final answer
    x = 4,366.85

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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.