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Finding the Fourth Proportional to 4,804.08, 6,620.76 and 3,917.04

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Solution

The fourth proportional to 4,804.08, 6,620.76 and 3,917.04 is: 5,398.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,804.08 : 6,620.76 = 3,917.04 : x
  2. Step 2: Convert to fraction form
    4,804.08/6,620.76 = 3,917.04/x
  3. Step 3: Cross multiply
    4,804.08x = 6,620.76 × 3,917.04
  4. Step 4: Simplify right side
    4,804.08x = 25,933,781.75
  5. Step 5: Solve for x
    x = 25,933,781.75/4,804.08
  6. Step 6: Final answer
    x = 5,398.28

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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.