Home / 2,239.89-3,355.53-1,739.94

Finding the Fourth Proportional to 2,239.89, 3,355.53 and 1,739.94

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Solution

The fourth proportional to 2,239.89, 3,355.53 and 1,739.94 is: 2,606.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.89 : 3,355.53 = 1,739.94 : x
  2. Step 2: Convert to fraction form
    2,239.89/3,355.53 = 1,739.94/x
  3. Step 3: Cross multiply
    2,239.89x = 3,355.53 × 1,739.94
  4. Step 4: Simplify right side
    2,239.89x = 5,838,420.87
  5. Step 5: Solve for x
    x = 5,838,420.87/2,239.89
  6. Step 6: Final answer
    x = 2,606.57

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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.