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Finding the Fourth Proportional to 9,348.21, 14,008.95 and 6,863.54

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Solution

The fourth proportional to 9,348.21, 14,008.95 and 6,863.54 is: 10,285.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,348.21 : 14,008.95 = 6,863.54 : x
  2. Step 2: Convert to fraction form
    9,348.21/14,008.95 = 6,863.54/x
  3. Step 3: Cross multiply
    9,348.21x = 14,008.95 × 6,863.54
  4. Step 4: Simplify right side
    9,348.21x = 96,150,918.64
  5. Step 5: Solve for x
    x = 96,150,918.64/9,348.21
  6. Step 6: Final answer
    x = 10,285.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.