Home / 5,821.05-8,031.67-3,302.61

Finding the Fourth Proportional to 5,821.05, 8,031.67 and 3,302.61

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Solution

The fourth proportional to 5,821.05, 8,031.67 and 3,302.61 is: 4,556.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,821.05 : 8,031.67 = 3,302.61 : x
  2. Step 2: Convert to fraction form
    5,821.05/8,031.67 = 3,302.61/x
  3. Step 3: Cross multiply
    5,821.05x = 8,031.67 × 3,302.61
  4. Step 4: Simplify right side
    5,821.05x = 26,525,473.66
  5. Step 5: Solve for x
    x = 26,525,473.66/5,821.05
  6. Step 6: Final answer
    x = 4,556.82

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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.