Home / 3,351.70-4,629.86-2,575.45

Finding the Fourth Proportional to 3,351.70, 4,629.86 and 2,575.45

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Solution

The fourth proportional to 3,351.70, 4,629.86 and 2,575.45 is: 3,557.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,351.70 : 4,629.86 = 2,575.45 : x
  2. Step 2: Convert to fraction form
    3,351.70/4,629.86 = 2,575.45/x
  3. Step 3: Cross multiply
    3,351.70x = 4,629.86 × 2,575.45
  4. Step 4: Simplify right side
    3,351.70x = 11,923,972.94
  5. Step 5: Solve for x
    x = 11,923,972.94/3,351.70
  6. Step 6: Final answer
    x = 3,557.59

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1.5x scale

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.