Home / 3,623.36-5,436.86-2,700.77

Finding the Fourth Proportional to 3,623.36, 5,436.86 and 2,700.77

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Solution

The fourth proportional to 3,623.36, 5,436.86 and 2,700.77 is: 4,052.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,623.36 : 5,436.86 = 2,700.77 : x
  2. Step 2: Convert to fraction form
    3,623.36/5,436.86 = 2,700.77/x
  3. Step 3: Cross multiply
    3,623.36x = 5,436.86 × 2,700.77
  4. Step 4: Simplify right side
    3,623.36x = 14,683,694.79
  5. Step 5: Solve for x
    x = 14,683,694.79/3,623.36
  6. Step 6: Final answer
    x = 4,052.51

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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.