Home / 3,450.10-4,756.89-2,819.98

Finding the Fourth Proportional to 3,450.10, 4,756.89 and 2,819.98

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Solution

The fourth proportional to 3,450.10, 4,756.89 and 2,819.98 is: 3,888.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,450.10 : 4,756.89 = 2,819.98 : x
  2. Step 2: Convert to fraction form
    3,450.10/4,756.89 = 2,819.98/x
  3. Step 3: Cross multiply
    3,450.10x = 4,756.89 × 2,819.98
  4. Step 4: Simplify right side
    3,450.10x = 13,414,334.66
  5. Step 5: Solve for x
    x = 13,414,334.66/3,450.10
  6. Step 6: Final answer
    x = 3,888.10

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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.