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Finding the Fourth Proportional to 9,842.44, 14,772.02 and 4,910.60

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Solution

The fourth proportional to 9,842.44, 14,772.02 and 4,910.60 is: 7,370.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,842.44 : 14,772.02 = 4,910.60 : x
  2. Step 2: Convert to fraction form
    9,842.44/14,772.02 = 4,910.60/x
  3. Step 3: Cross multiply
    9,842.44x = 14,772.02 × 4,910.60
  4. Step 4: Simplify right side
    9,842.44x = 72,539,481.41
  5. Step 5: Solve for x
    x = 72,539,481.41/9,842.44
  6. Step 6: Final answer
    x = 7,370.07

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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.