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Finding the Fourth Proportional to 2,530.61, 3,797.84 and 888.54

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Solution

The fourth proportional to 2,530.61, 3,797.84 and 888.54 is: 1,333.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.61 : 3,797.84 = 888.54 : x
  2. Step 2: Convert to fraction form
    2,530.61/3,797.84 = 888.54/x
  3. Step 3: Cross multiply
    2,530.61x = 3,797.84 × 888.54
  4. Step 4: Simplify right side
    2,530.61x = 3,374,534.97
  5. Step 5: Solve for x
    x = 3,374,534.97/2,530.61
  6. Step 6: Final answer
    x = 1,333.49

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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.