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Finding the Fourth Proportional to 3,324.98, 4,588.89 and 1,908.89

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Solution

The fourth proportional to 3,324.98, 4,588.89 and 1,908.89 is: 2,634.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.98 : 4,588.89 = 1,908.89 : x
  2. Step 2: Convert to fraction form
    3,324.98/4,588.89 = 1,908.89/x
  3. Step 3: Cross multiply
    3,324.98x = 4,588.89 × 1,908.89
  4. Step 4: Simplify right side
    3,324.98x = 8,759,697.70
  5. Step 5: Solve for x
    x = 8,759,697.70/3,324.98
  6. Step 6: Final answer
    x = 2,634.52

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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.