Home / 5,803.72-8,680.87-3,458.37

Finding the Fourth Proportional to 5,803.72, 8,680.87 and 3,458.37

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Solution

The fourth proportional to 5,803.72, 8,680.87 and 3,458.37 is: 5,172.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,803.72 : 8,680.87 = 3,458.37 : x
  2. Step 2: Convert to fraction form
    5,803.72/8,680.87 = 3,458.37/x
  3. Step 3: Cross multiply
    5,803.72x = 8,680.87 × 3,458.37
  4. Step 4: Simplify right side
    5,803.72x = 30,021,660.38
  5. Step 5: Solve for x
    x = 30,021,660.38/5,803.72
  6. Step 6: Final answer
    x = 5,172.83

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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.