Home / 7,200.86-10,794.81-3,727.58

Finding the Fourth Proportional to 7,200.86, 10,794.81 and 3,727.58

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Solution

The fourth proportional to 7,200.86, 10,794.81 and 3,727.58 is: 5,588.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200.86 : 10,794.81 = 3,727.58 : x
  2. Step 2: Convert to fraction form
    7,200.86/10,794.81 = 3,727.58/x
  3. Step 3: Cross multiply
    7,200.86x = 10,794.81 × 3,727.58
  4. Step 4: Simplify right side
    7,200.86x = 40,238,517.86
  5. Step 5: Solve for x
    x = 40,238,517.86/7,200.86
  6. Step 6: Final answer
    x = 5,588.02

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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.