Home / 3,396.17-4,686.67-1,904.09

Finding the Fourth Proportional to 3,396.17, 4,686.67 and 1,904.09

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Solution

The fourth proportional to 3,396.17, 4,686.67 and 1,904.09 is: 2,627.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.17 : 4,686.67 = 1,904.09 : x
  2. Step 2: Convert to fraction form
    3,396.17/4,686.67 = 1,904.09/x
  3. Step 3: Cross multiply
    3,396.17x = 4,686.67 × 1,904.09
  4. Step 4: Simplify right side
    3,396.17x = 8,923,841.48
  5. Step 5: Solve for x
    x = 8,923,841.48/3,396.17
  6. Step 6: Final answer
    x = 2,627.62

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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.