Home / 3,685.68-5,531.04-2,529.36

Finding the Fourth Proportional to 3,685.68, 5,531.04 and 2,529.36

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Solution

The fourth proportional to 3,685.68, 5,531.04 and 2,529.36 is: 3,795.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,685.68 : 5,531.04 = 2,529.36 : x
  2. Step 2: Convert to fraction form
    3,685.68/5,531.04 = 2,529.36/x
  3. Step 3: Cross multiply
    3,685.68x = 5,531.04 × 2,529.36
  4. Step 4: Simplify right side
    3,685.68x = 13,989,991.33
  5. Step 5: Solve for x
    x = 13,989,991.33/3,685.68
  6. Step 6: Final answer
    x = 3,795.77

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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.