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Finding the Fourth Proportional to 1,848.82, 2,773.76 and 617.03

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Solution

The fourth proportional to 1,848.82, 2,773.76 and 617.03 is: 925.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,848.82 : 2,773.76 = 617.03 : x
  2. Step 2: Convert to fraction form
    1,848.82/2,773.76 = 617.03/x
  3. Step 3: Cross multiply
    1,848.82x = 2,773.76 × 617.03
  4. Step 4: Simplify right side
    1,848.82x = 1,711,496.98
  5. Step 5: Solve for x
    x = 1,711,496.98/1,848.82
  6. Step 6: Final answer
    x = 925.73

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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.