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Finding the Fourth Proportional to 6,394.83, 8,822.84 and 3,599.79

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Solution

The fourth proportional to 6,394.83, 8,822.84 and 3,599.79 is: 4,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,394.83 : 8,822.84 = 3,599.79 : x
  2. Step 2: Convert to fraction form
    6,394.83/8,822.84 = 3,599.79/x
  3. Step 3: Cross multiply
    6,394.83x = 8,822.84 × 3,599.79
  4. Step 4: Simplify right side
    6,394.83x = 31,760,353.20
  5. Step 5: Solve for x
    x = 31,760,353.20/6,394.83
  6. Step 6: Final answer
    x = 4,966.57

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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.