Home / 6,740.84-10,108.20-2,843.12

Finding the Fourth Proportional to 6,740.84, 10,108.20 and 2,843.12

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Solution

The fourth proportional to 6,740.84, 10,108.20 and 2,843.12 is: 4,263.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,740.84 : 10,108.20 = 2,843.12 : x
  2. Step 2: Convert to fraction form
    6,740.84/10,108.20 = 2,843.12/x
  3. Step 3: Cross multiply
    6,740.84x = 10,108.20 × 2,843.12
  4. Step 4: Simplify right side
    6,740.84x = 28,738,825.58
  5. Step 5: Solve for x
    x = 28,738,825.58/6,740.84
  6. Step 6: Final answer
    x = 4,263.39

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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.