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Finding the Fourth Proportional to 4,803.94, 6,629.43 and 2,708.06

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Solution

The fourth proportional to 4,803.94, 6,629.43 and 2,708.06 is: 3,737.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,803.94 : 6,629.43 = 2,708.06 : x
  2. Step 2: Convert to fraction form
    4,803.94/6,629.43 = 2,708.06/x
  3. Step 3: Cross multiply
    4,803.94x = 6,629.43 × 2,708.06
  4. Step 4: Simplify right side
    4,803.94x = 17,952,920.93
  5. Step 5: Solve for x
    x = 17,952,920.93/4,803.94
  6. Step 6: Final answer
    x = 3,737.13

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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.