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Finding the Fourth Proportional to 2,634.33, 3,952.05 and 903.09

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Solution

The fourth proportional to 2,634.33, 3,952.05 and 903.09 is: 1,354.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,634.33 : 3,952.05 = 903.09 : x
  2. Step 2: Convert to fraction form
    2,634.33/3,952.05 = 903.09/x
  3. Step 3: Cross multiply
    2,634.33x = 3,952.05 × 903.09
  4. Step 4: Simplify right side
    2,634.33x = 3,569,056.83
  5. Step 5: Solve for x
    x = 3,569,056.83/2,634.33
  6. Step 6: Final answer
    x = 1,354.83

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1.5x scale

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.