Home / 6,738.90-10,108.70-2,059.63

Finding the Fourth Proportional to 6,738.90, 10,108.70 and 2,059.63

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Solution

The fourth proportional to 6,738.90, 10,108.70 and 2,059.63 is: 3,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,738.90 : 10,108.70 = 2,059.63 : x
  2. Step 2: Convert to fraction form
    6,738.90/10,108.70 = 2,059.63/x
  3. Step 3: Cross multiply
    6,738.90x = 10,108.70 × 2,059.63
  4. Step 4: Simplify right side
    6,738.90x = 20,820,153.93
  5. Step 5: Solve for x
    x = 20,820,153.93/6,738.90
  6. Step 6: Final answer
    x = 3,089.55

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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.