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Finding the Fourth Proportional to 4,899, 6,760.66 and 2,803.08

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Solution

The fourth proportional to 4,899, 6,760.66 and 2,803.08 is: 3,868.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899 : 6,760.66 = 2,803.08 : x
  2. Step 2: Convert to fraction form
    4,899/6,760.66 = 2,803.08/x
  3. Step 3: Cross multiply
    4,899x = 6,760.66 × 2,803.08
  4. Step 4: Simplify right side
    4,899x = 18,950,670.83
  5. Step 5: Solve for x
    x = 18,950,670.83/4,899
  6. Step 6: Final answer
    x = 3,868.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.