Home / 5,411.91-8,122.98-3,335.99

Finding the Fourth Proportional to 5,411.91, 8,122.98 and 3,335.99

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Solution

The fourth proportional to 5,411.91, 8,122.98 and 3,335.99 is: 5,007.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,411.91 : 8,122.98 = 3,335.99 : x
  2. Step 2: Convert to fraction form
    5,411.91/8,122.98 = 3,335.99/x
  3. Step 3: Cross multiply
    5,411.91x = 8,122.98 × 3,335.99
  4. Step 4: Simplify right side
    5,411.91x = 27,098,151.95
  5. Step 5: Solve for x
    x = 27,098,151.95/5,411.91
  6. Step 6: Final answer
    x = 5,007.13

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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.