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Finding the Fourth Proportional to 2,274.84, 3,410.04 and 887.76

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Solution

The fourth proportional to 2,274.84, 3,410.04 and 887.76 is: 1,330.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,274.84 : 3,410.04 = 887.76 : x
  2. Step 2: Convert to fraction form
    2,274.84/3,410.04 = 887.76/x
  3. Step 3: Cross multiply
    2,274.84x = 3,410.04 × 887.76
  4. Step 4: Simplify right side
    2,274.84x = 3,027,297.11
  5. Step 5: Solve for x
    x = 3,027,297.11/2,274.84
  6. Step 6: Final answer
    x = 1,330.77

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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.