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Finding the Fourth Proportional to 9,436.46, 14,152.80 and 8,968.10

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Solution

The fourth proportional to 9,436.46, 14,152.80 and 8,968.10 is: 13,450.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.46 : 14,152.80 = 8,968.10 : x
  2. Step 2: Convert to fraction form
    9,436.46/14,152.80 = 8,968.10/x
  3. Step 3: Cross multiply
    9,436.46x = 14,152.80 × 8,968.10
  4. Step 4: Simplify right side
    9,436.46x = 126,923,725.68
  5. Step 5: Solve for x
    x = 126,923,725.68/9,436.46
  6. Step 6: Final answer
    x = 13,450.35

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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.