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Finding the Fourth Proportional to 4,863.36, 6,696.72 and 4,076.04

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Solution

The fourth proportional to 4,863.36, 6,696.72 and 4,076.04 is: 5,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,863.36 : 6,696.72 = 4,076.04 : x
  2. Step 2: Convert to fraction form
    4,863.36/6,696.72 = 4,076.04/x
  3. Step 3: Cross multiply
    4,863.36x = 6,696.72 × 4,076.04
  4. Step 4: Simplify right side
    4,863.36x = 27,296,098.59
  5. Step 5: Solve for x
    x = 27,296,098.59/4,863.36
  6. Step 6: Final answer
    x = 5,612.60

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1.5x scale

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.