Home / 9,823.88-13,554.84-6,286.41

Finding the Fourth Proportional to 9,823.88, 13,554.84 and 6,286.41

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Solution

The fourth proportional to 9,823.88, 13,554.84 and 6,286.41 is: 8,673.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,823.88 : 13,554.84 = 6,286.41 : x
  2. Step 2: Convert to fraction form
    9,823.88/13,554.84 = 6,286.41/x
  3. Step 3: Cross multiply
    9,823.88x = 13,554.84 × 6,286.41
  4. Step 4: Simplify right side
    9,823.88x = 85,211,305.30
  5. Step 5: Solve for x
    x = 85,211,305.30/9,823.88
  6. Step 6: Final answer
    x = 8,673.89

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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.