Home / 5,539.92-7,645.05-3,021.99

Finding the Fourth Proportional to 5,539.92, 7,645.05 and 3,021.99

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Solution

The fourth proportional to 5,539.92, 7,645.05 and 3,021.99 is: 4,170.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,539.92 : 7,645.05 = 3,021.99 : x
  2. Step 2: Convert to fraction form
    5,539.92/7,645.05 = 3,021.99/x
  3. Step 3: Cross multiply
    5,539.92x = 7,645.05 × 3,021.99
  4. Step 4: Simplify right side
    5,539.92x = 23,103,264.65
  5. Step 5: Solve for x
    x = 23,103,264.65/5,539.92
  6. Step 6: Final answer
    x = 4,170.32

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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.