Home / 4,992.23-7,485.73-2,217.71

Finding the Fourth Proportional to 4,992.23, 7,485.73 and 2,217.71

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Solution

The fourth proportional to 4,992.23, 7,485.73 and 2,217.71 is: 3,325.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.23 : 7,485.73 = 2,217.71 : x
  2. Step 2: Convert to fraction form
    4,992.23/7,485.73 = 2,217.71/x
  3. Step 3: Cross multiply
    4,992.23x = 7,485.73 × 2,217.71
  4. Step 4: Simplify right side
    4,992.23x = 16,601,178.28
  5. Step 5: Solve for x
    x = 16,601,178.28/4,992.23
  6. Step 6: Final answer
    x = 3,325.40

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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.