Home / 6,845.11-10,267.76-3,146.31

Finding the Fourth Proportional to 6,845.11, 10,267.76 and 3,146.31

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Solution

The fourth proportional to 6,845.11, 10,267.76 and 3,146.31 is: 4,719.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,845.11 : 10,267.76 = 3,146.31 : x
  2. Step 2: Convert to fraction form
    6,845.11/10,267.76 = 3,146.31/x
  3. Step 3: Cross multiply
    6,845.11x = 10,267.76 × 3,146.31
  4. Step 4: Simplify right side
    6,845.11x = 32,305,563.83
  5. Step 5: Solve for x
    x = 32,305,563.83/6,845.11
  6. Step 6: Final answer
    x = 4,719.51

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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.