Home / 6,789.82-10,181.50-2,631.77

Finding the Fourth Proportional to 6,789.82, 10,181.50 and 2,631.77

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Solution

The fourth proportional to 6,789.82, 10,181.50 and 2,631.77 is: 3,946.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,789.82 : 10,181.50 = 2,631.77 : x
  2. Step 2: Convert to fraction form
    6,789.82/10,181.50 = 2,631.77/x
  3. Step 3: Cross multiply
    6,789.82x = 10,181.50 × 2,631.77
  4. Step 4: Simplify right side
    6,789.82x = 26,795,366.26
  5. Step 5: Solve for x
    x = 26,795,366.26/6,789.82
  6. Step 6: Final answer
    x = 3,946.40

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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.