Home / 5,043.88-6,960.81-2,805.80

Finding the Fourth Proportional to 5,043.88, 6,960.81 and 2,805.80

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Solution

The fourth proportional to 5,043.88, 6,960.81 and 2,805.80 is: 3,872.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,043.88 : 6,960.81 = 2,805.80 : x
  2. Step 2: Convert to fraction form
    5,043.88/6,960.81 = 2,805.80/x
  3. Step 3: Cross multiply
    5,043.88x = 6,960.81 × 2,805.80
  4. Step 4: Simplify right side
    5,043.88x = 19,530,605.89
  5. Step 5: Solve for x
    x = 19,530,605.89/5,043.88
  6. Step 6: Final answer
    x = 3,872.14

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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.