Home / 6,392-8,821.77-3,598.04

Finding the Fourth Proportional to 6,392, 8,821.77 and 3,598.04

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Solution

The fourth proportional to 6,392, 8,821.77 and 3,598.04 is: 4,965.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392 : 8,821.77 = 3,598.04 : x
  2. Step 2: Convert to fraction form
    6,392/8,821.77 = 3,598.04/x
  3. Step 3: Cross multiply
    6,392x = 8,821.77 × 3,598.04
  4. Step 4: Simplify right side
    6,392x = 31,741,081.33
  5. Step 5: Solve for x
    x = 31,741,081.33/6,392
  6. Step 6: Final answer
    x = 4,965.75

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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.