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Finding the Fourth Proportional to 6,992.53, 10,488.79 and 4,794.59

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Solution

The fourth proportional to 6,992.53, 10,488.79 and 4,794.59 is: 7,191.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,992.53 : 10,488.79 = 4,794.59 : x
  2. Step 2: Convert to fraction form
    6,992.53/10,488.79 = 4,794.59/x
  3. Step 3: Cross multiply
    6,992.53x = 10,488.79 × 4,794.59
  4. Step 4: Simplify right side
    6,992.53x = 50,289,479.86
  5. Step 5: Solve for x
    x = 50,289,479.86/6,992.53
  6. Step 6: Final answer
    x = 7,191.89

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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.