Home / 3,093.48-4,269.78-2,631.24

Finding the Fourth Proportional to 3,093.48, 4,269.78 and 2,631.24

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Solution

The fourth proportional to 3,093.48, 4,269.78 and 2,631.24 is: 3,631.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,093.48 : 4,269.78 = 2,631.24 : x
  2. Step 2: Convert to fraction form
    3,093.48/4,269.78 = 2,631.24/x
  3. Step 3: Cross multiply
    3,093.48x = 4,269.78 × 2,631.24
  4. Step 4: Simplify right side
    3,093.48x = 11,234,815.93
  5. Step 5: Solve for x
    x = 11,234,815.93/3,093.48
  6. Step 6: Final answer
    x = 3,631.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.