Home / 6,742.76-10,107.61-2,579.56

Finding the Fourth Proportional to 6,742.76, 10,107.61 and 2,579.56

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Solution

The fourth proportional to 6,742.76, 10,107.61 and 2,579.56 is: 3,866.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,742.76 : 10,107.61 = 2,579.56 : x
  2. Step 2: Convert to fraction form
    6,742.76/10,107.61 = 2,579.56/x
  3. Step 3: Cross multiply
    6,742.76x = 10,107.61 × 2,579.56
  4. Step 4: Simplify right side
    6,742.76x = 26,073,173.55
  5. Step 5: Solve for x
    x = 26,073,173.55/6,742.76
  6. Step 6: Final answer
    x = 3,866.84

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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.