Home / 3,105.88-4,659.51-1,461.53

Finding the Fourth Proportional to 3,105.88, 4,659.51 and 1,461.53

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Solution

The fourth proportional to 3,105.88, 4,659.51 and 1,461.53 is: 2,192.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.88 : 4,659.51 = 1,461.53 : x
  2. Step 2: Convert to fraction form
    3,105.88/4,659.51 = 1,461.53/x
  3. Step 3: Cross multiply
    3,105.88x = 4,659.51 × 1,461.53
  4. Step 4: Simplify right side
    3,105.88x = 6,810,013.65
  5. Step 5: Solve for x
    x = 6,810,013.65/3,105.88
  6. Step 6: Final answer
    x = 2,192.62

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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.