Home / 7,068.44-10,604.36-2,137.78

Finding the Fourth Proportional to 7,068.44, 10,604.36 and 2,137.78

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Solution

The fourth proportional to 7,068.44, 10,604.36 and 2,137.78 is: 3,207.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,068.44 : 10,604.36 = 2,137.78 : x
  2. Step 2: Convert to fraction form
    7,068.44/10,604.36 = 2,137.78/x
  3. Step 3: Cross multiply
    7,068.44x = 10,604.36 × 2,137.78
  4. Step 4: Simplify right side
    7,068.44x = 22,669,788.72
  5. Step 5: Solve for x
    x = 22,669,788.72/7,068.44
  6. Step 6: Final answer
    x = 3,207.18

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1.5x scale

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.