Home / 3,953.36-5,456.50-2,697.42

Finding the Fourth Proportional to 3,953.36, 5,456.50 and 2,697.42

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Solution

The fourth proportional to 3,953.36, 5,456.50 and 2,697.42 is: 3,723.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.36 : 5,456.50 = 2,697.42 : x
  2. Step 2: Convert to fraction form
    3,953.36/5,456.50 = 2,697.42/x
  3. Step 3: Cross multiply
    3,953.36x = 5,456.50 × 2,697.42
  4. Step 4: Simplify right side
    3,953.36x = 14,718,472.23
  5. Step 5: Solve for x
    x = 14,718,472.23/3,953.36
  6. Step 6: Final answer
    x = 3,723.03

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.