Home / 3,396.65-4,686.66-1,904.36

Finding the Fourth Proportional to 3,396.65, 4,686.66 and 1,904.36

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Solution

The fourth proportional to 3,396.65, 4,686.66 and 1,904.36 is: 2,627.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,396.65 : 4,686.66 = 1,904.36 : x
  2. Step 2: Convert to fraction form
    3,396.65/4,686.66 = 1,904.36/x
  3. Step 3: Cross multiply
    3,396.65x = 4,686.66 × 1,904.36
  4. Step 4: Simplify right side
    3,396.65x = 8,925,064.40
  5. Step 5: Solve for x
    x = 8,925,064.40/3,396.65
  6. Step 6: Final answer
    x = 2,627.61

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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.