Home / 3,416.73-5,125.10-2,637.87

Finding the Fourth Proportional to 3,416.73, 5,125.10 and 2,637.87

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Solution

The fourth proportional to 3,416.73, 5,125.10 and 2,637.87 is: 3,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,416.73 : 5,125.10 = 2,637.87 : x
  2. Step 2: Convert to fraction form
    3,416.73/5,125.10 = 2,637.87/x
  3. Step 3: Cross multiply
    3,416.73x = 5,125.10 × 2,637.87
  4. Step 4: Simplify right side
    3,416.73x = 13,519,347.54
  5. Step 5: Solve for x
    x = 13,519,347.54/3,416.73
  6. Step 6: Final answer
    x = 3,956.81

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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.