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Finding the Fourth Proportional to 11,888.46, 16,406.06 and 6,583.27

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Solution

The fourth proportional to 11,888.46, 16,406.06 and 6,583.27 is: 9,084.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,888.46 : 16,406.06 = 6,583.27 : x
  2. Step 2: Convert to fraction form
    11,888.46/16,406.06 = 6,583.27/x
  3. Step 3: Cross multiply
    11,888.46x = 16,406.06 × 6,583.27
  4. Step 4: Simplify right side
    11,888.46x = 108,005,522.62
  5. Step 5: Solve for x
    x = 108,005,522.62/11,888.46
  6. Step 6: Final answer
    x = 9,084.90

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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.