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Finding the Fourth Proportional to 9,873.44, 14,755.56 and 8,845.56

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Solution

The fourth proportional to 9,873.44, 14,755.56 and 8,845.56 is: 13,219.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,873.44 : 14,755.56 = 8,845.56 : x
  2. Step 2: Convert to fraction form
    9,873.44/14,755.56 = 8,845.56/x
  3. Step 3: Cross multiply
    9,873.44x = 14,755.56 × 8,845.56
  4. Step 4: Simplify right side
    9,873.44x = 130,521,191.31
  5. Step 5: Solve for x
    x = 130,521,191.31/9,873.44
  6. Step 6: Final answer
    x = 13,219.42

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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.