Home / 5,193.72-7,786.13-3,545.37

Finding the Fourth Proportional to 5,193.72, 7,786.13 and 3,545.37

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Solution

The fourth proportional to 5,193.72, 7,786.13 and 3,545.37 is: 5,315.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,193.72 : 7,786.13 = 3,545.37 : x
  2. Step 2: Convert to fraction form
    5,193.72/7,786.13 = 3,545.37/x
  3. Step 3: Cross multiply
    5,193.72x = 7,786.13 × 3,545.37
  4. Step 4: Simplify right side
    5,193.72x = 27,604,693.99
  5. Step 5: Solve for x
    x = 27,604,693.99/5,193.72
  6. Step 6: Final answer
    x = 5,315.01

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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.