Home / 5,031.82-7,539.33-2,216.46

Finding the Fourth Proportional to 5,031.82, 7,539.33 and 2,216.46

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Solution

The fourth proportional to 5,031.82, 7,539.33 and 2,216.46 is: 3,320.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,031.82 : 7,539.33 = 2,216.46 : x
  2. Step 2: Convert to fraction form
    5,031.82/7,539.33 = 2,216.46/x
  3. Step 3: Cross multiply
    5,031.82x = 7,539.33 × 2,216.46
  4. Step 4: Simplify right side
    5,031.82x = 16,710,604.53
  5. Step 5: Solve for x
    x = 16,710,604.53/5,031.82
  6. Step 6: Final answer
    x = 3,320.99

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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.