Home / 2,384.51-3,579.19-1,691.96

Finding the Fourth Proportional to 2,384.51, 3,579.19 and 1,691.96

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Solution

The fourth proportional to 2,384.51, 3,579.19 and 1,691.96 is: 2,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,384.51 : 3,579.19 = 1,691.96 : x
  2. Step 2: Convert to fraction form
    2,384.51/3,579.19 = 1,691.96/x
  3. Step 3: Cross multiply
    2,384.51x = 3,579.19 × 1,691.96
  4. Step 4: Simplify right side
    2,384.51x = 6,055,824.19
  5. Step 5: Solve for x
    x = 6,055,824.19/2,384.51
  6. Step 6: Final answer
    x = 2,539.66

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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.