Home / 5,043.73-6,960.63-2,805.85

Finding the Fourth Proportional to 5,043.73, 6,960.63 and 2,805.85

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Solution

The fourth proportional to 5,043.73, 6,960.63 and 2,805.85 is: 3,872.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.73 : 6,960.63 = 2,805.85 : x
  2. Step 2: Convert to fraction form
    5,043.73/6,960.63 = 2,805.85/x
  3. Step 3: Cross multiply
    5,043.73x = 6,960.63 × 2,805.85
  4. Step 4: Simplify right side
    5,043.73x = 19,530,483.69
  5. Step 5: Solve for x
    x = 19,530,483.69/5,043.73
  6. Step 6: Final answer
    x = 3,872.23

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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.