Home / 5,356.26-8,031.76-2,235.33

Finding the Fourth Proportional to 5,356.26, 8,031.76 and 2,235.33

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Solution

The fourth proportional to 5,356.26, 8,031.76 and 2,235.33 is: 3,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,356.26 : 8,031.76 = 2,235.33 : x
  2. Step 2: Convert to fraction form
    5,356.26/8,031.76 = 2,235.33/x
  3. Step 3: Cross multiply
    5,356.26x = 8,031.76 × 2,235.33
  4. Step 4: Simplify right side
    5,356.26x = 17,953,628.49
  5. Step 5: Solve for x
    x = 17,953,628.49/5,356.26
  6. Step 6: Final answer
    x = 3,351.90

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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.