Home / 3,418.16-5,124.28-3,225

Finding the Fourth Proportional to 3,418.16, 5,124.28 and 3,225

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Solution

The fourth proportional to 3,418.16, 5,124.28 and 3,225 is: 4,834.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,418.16 : 5,124.28 = 3,225 : x
  2. Step 2: Convert to fraction form
    3,418.16/5,124.28 = 3,225/x
  3. Step 3: Cross multiply
    3,418.16x = 5,124.28 × 3,225
  4. Step 4: Simplify right side
    3,418.16x = 16,525,803
  5. Step 5: Solve for x
    x = 16,525,803/3,418.16
  6. Step 6: Final answer
    x = 4,834.71

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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.