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Finding the Fourth Proportional to 9,888.44, 14,823.90 and 3,736.76

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Solution

The fourth proportional to 9,888.44, 14,823.90 and 3,736.76 is: 5,601.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,888.44 : 14,823.90 = 3,736.76 : x
  2. Step 2: Convert to fraction form
    9,888.44/14,823.90 = 3,736.76/x
  3. Step 3: Cross multiply
    9,888.44x = 14,823.90 × 3,736.76
  4. Step 4: Simplify right side
    9,888.44x = 55,393,356.56
  5. Step 5: Solve for x
    x = 55,393,356.56/9,888.44
  6. Step 6: Final answer
    x = 5,601.83

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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.