Home / 6,975.45-10,449.81-6,740.96

Finding the Fourth Proportional to 6,975.45, 10,449.81 and 6,740.96

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Solution

The fourth proportional to 6,975.45, 10,449.81 and 6,740.96 is: 10,098.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.45 : 10,449.81 = 6,740.96 : x
  2. Step 2: Convert to fraction form
    6,975.45/10,449.81 = 6,740.96/x
  3. Step 3: Cross multiply
    6,975.45x = 10,449.81 × 6,740.96
  4. Step 4: Simplify right side
    6,975.45x = 70,441,698.97
  5. Step 5: Solve for x
    x = 70,441,698.97/6,975.45
  6. Step 6: Final answer
    x = 10,098.52

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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.