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Finding the Fourth Proportional to 2,348.51, 3,522.49 and 617.27

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Solution

The fourth proportional to 2,348.51, 3,522.49 and 617.27 is: 925.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.51 : 3,522.49 = 617.27 : x
  2. Step 2: Convert to fraction form
    2,348.51/3,522.49 = 617.27/x
  3. Step 3: Cross multiply
    2,348.51x = 3,522.49 × 617.27
  4. Step 4: Simplify right side
    2,348.51x = 2,174,327.40
  5. Step 5: Solve for x
    x = 2,174,327.40/2,348.51
  6. Step 6: Final answer
    x = 925.83

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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.