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Finding the Fourth Proportional to 3,141.84, 4,709.52 and 1,410.96

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Solution

The fourth proportional to 3,141.84, 4,709.52 and 1,410.96 is: 2,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,141.84 : 4,709.52 = 1,410.96 : x
  2. Step 2: Convert to fraction form
    3,141.84/4,709.52 = 1,410.96/x
  3. Step 3: Cross multiply
    3,141.84x = 4,709.52 × 1,410.96
  4. Step 4: Simplify right side
    3,141.84x = 6,644,944.34
  5. Step 5: Solve for x
    x = 6,644,944.34/3,141.84
  6. Step 6: Final answer
    x = 2,114.98

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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.