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Finding the Fourth Proportional to 3,061.89, 4,225.34 and 1,735.82

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Solution

The fourth proportional to 3,061.89, 4,225.34 and 1,735.82 is: 2,395.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,061.89 : 4,225.34 = 1,735.82 : x
  2. Step 2: Convert to fraction form
    3,061.89/4,225.34 = 1,735.82/x
  3. Step 3: Cross multiply
    3,061.89x = 4,225.34 × 1,735.82
  4. Step 4: Simplify right side
    3,061.89x = 7,334,399.87
  5. Step 5: Solve for x
    x = 7,334,399.87/3,061.89
  6. Step 6: Final answer
    x = 2,395.38

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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.