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Finding the Fourth Proportional to 9,353.48, 13,961.68 and 8,246.24

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Solution

The fourth proportional to 9,353.48, 13,961.68 and 8,246.24 is: 12,308.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,353.48 : 13,961.68 = 8,246.24 : x
  2. Step 2: Convert to fraction form
    9,353.48/13,961.68 = 8,246.24/x
  3. Step 3: Cross multiply
    9,353.48x = 13,961.68 × 8,246.24
  4. Step 4: Simplify right side
    9,353.48x = 115,131,364.08
  5. Step 5: Solve for x
    x = 115,131,364.08/9,353.48
  6. Step 6: Final answer
    x = 12,308.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.