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Finding the Fourth Proportional to 6,992.57, 10,488.83 and 4,794.63

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Solution

The fourth proportional to 6,992.57, 10,488.83 and 4,794.63 is: 7,191.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.57 : 10,488.83 = 4,794.63 : x
  2. Step 2: Convert to fraction form
    6,992.57/10,488.83 = 4,794.63/x
  3. Step 3: Cross multiply
    6,992.57x = 10,488.83 × 4,794.63
  4. Step 4: Simplify right side
    6,992.57x = 50,290,035.01
  5. Step 5: Solve for x
    x = 50,290,035.01/6,992.57
  6. Step 6: Final answer
    x = 7,191.93

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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.