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Finding the Fourth Proportional to 9,844.56, 14,690.66 and 8,793.27

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Solution

The fourth proportional to 9,844.56, 14,690.66 and 8,793.27 is: 13,121.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,844.56 : 14,690.66 = 8,793.27 : x
  2. Step 2: Convert to fraction form
    9,844.56/14,690.66 = 8,793.27/x
  3. Step 3: Cross multiply
    9,844.56x = 14,690.66 × 8,793.27
  4. Step 4: Simplify right side
    9,844.56x = 129,178,895.89
  5. Step 5: Solve for x
    x = 129,178,895.89/9,844.56
  6. Step 6: Final answer
    x = 13,121.86

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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.