Home / 4,943.70-7,415.82-3,553.20

Finding the Fourth Proportional to 4,943.70, 7,415.82 and 3,553.20

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Solution

The fourth proportional to 4,943.70, 7,415.82 and 3,553.20 is: 5,329.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.70 : 7,415.82 = 3,553.20 : x
  2. Step 2: Convert to fraction form
    4,943.70/7,415.82 = 3,553.20/x
  3. Step 3: Cross multiply
    4,943.70x = 7,415.82 × 3,553.20
  4. Step 4: Simplify right side
    4,943.70x = 26,349,891.62
  5. Step 5: Solve for x
    x = 26,349,891.62/4,943.70
  6. Step 6: Final answer
    x = 5,329.99

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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.