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Finding the Fourth Proportional to 1,610.88, 2,410.44 and 1,376.79

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Solution

The fourth proportional to 1,610.88, 2,410.44 and 1,376.79 is: 2,060.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.88 : 2,410.44 = 1,376.79 : x
  2. Step 2: Convert to fraction form
    1,610.88/2,410.44 = 1,376.79/x
  3. Step 3: Cross multiply
    1,610.88x = 2,410.44 × 1,376.79
  4. Step 4: Simplify right side
    1,610.88x = 3,318,669.69
  5. Step 5: Solve for x
    x = 3,318,669.69/1,610.88
  6. Step 6: Final answer
    x = 2,060.16

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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.