Home / 9,644.31-13,310.61-6,107.85

Finding the Fourth Proportional to 9,644.31, 13,310.61 and 6,107.85

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Solution

The fourth proportional to 9,644.31, 13,310.61 and 6,107.85 is: 8,429.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,644.31 : 13,310.61 = 6,107.85 : x
  2. Step 2: Convert to fraction form
    9,644.31/13,310.61 = 6,107.85/x
  3. Step 3: Cross multiply
    9,644.31x = 13,310.61 × 6,107.85
  4. Step 4: Simplify right side
    9,644.31x = 81,299,209.29
  5. Step 5: Solve for x
    x = 81,299,209.29/9,644.31
  6. Step 6: Final answer
    x = 8,429.76

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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.