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Finding the Fourth Proportional to 2,338.26, 3,507.39 and 606.75

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Solution

The fourth proportional to 2,338.26, 3,507.39 and 606.75 is: 910.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.26 : 3,507.39 = 606.75 : x
  2. Step 2: Convert to fraction form
    2,338.26/3,507.39 = 606.75/x
  3. Step 3: Cross multiply
    2,338.26x = 3,507.39 × 606.75
  4. Step 4: Simplify right side
    2,338.26x = 2,128,108.88
  5. Step 5: Solve for x
    x = 2,128,108.88/2,338.26
  6. Step 6: Final answer
    x = 910.13

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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.