Home / 3,257.89-4,887.54-1,612.51

Finding the Fourth Proportional to 3,257.89, 4,887.54 and 1,612.51

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Solution

The fourth proportional to 3,257.89, 4,887.54 and 1,612.51 is: 2,419.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.89 : 4,887.54 = 1,612.51 : x
  2. Step 2: Convert to fraction form
    3,257.89/4,887.54 = 1,612.51/x
  3. Step 3: Cross multiply
    3,257.89x = 4,887.54 × 1,612.51
  4. Step 4: Simplify right side
    3,257.89x = 7,881,194.91
  5. Step 5: Solve for x
    x = 7,881,194.91/3,257.89
  6. Step 6: Final answer
    x = 2,419.11

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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.