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Finding the Fourth Proportional to 9,354.52, 14,063.58 and 8,207.56

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Solution

The fourth proportional to 9,354.52, 14,063.58 and 8,207.56 is: 12,339.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,354.52 : 14,063.58 = 8,207.56 : x
  2. Step 2: Convert to fraction form
    9,354.52/14,063.58 = 8,207.56/x
  3. Step 3: Cross multiply
    9,354.52x = 14,063.58 × 8,207.56
  4. Step 4: Simplify right side
    9,354.52x = 115,427,676.66
  5. Step 5: Solve for x
    x = 115,427,676.66/9,354.52
  6. Step 6: Final answer
    x = 12,339.24

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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.