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Finding the Fourth Proportional to 4,992.99, 6,840.32 and 4,806.03

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Solution

The fourth proportional to 4,992.99, 6,840.32 and 4,806.03 is: 6,584.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,992.99 : 6,840.32 = 4,806.03 : x
  2. Step 2: Convert to fraction form
    4,992.99/6,840.32 = 4,806.03/x
  3. Step 3: Cross multiply
    4,992.99x = 6,840.32 × 4,806.03
  4. Step 4: Simplify right side
    4,992.99x = 32,874,825.30
  5. Step 5: Solve for x
    x = 32,874,825.30/4,992.99
  6. Step 6: Final answer
    x = 6,584.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.