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Finding the Fourth Proportional to 6,841.44, 9,441.84 and 4,047.84

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Solution

The fourth proportional to 6,841.44, 9,441.84 and 4,047.84 is: 5,586.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,841.44 : 9,441.84 = 4,047.84 : x
  2. Step 2: Convert to fraction form
    6,841.44/9,441.84 = 4,047.84/x
  3. Step 3: Cross multiply
    6,841.44x = 9,441.84 × 4,047.84
  4. Step 4: Simplify right side
    6,841.44x = 38,219,057.63
  5. Step 5: Solve for x
    x = 38,219,057.63/6,841.44
  6. Step 6: Final answer
    x = 5,586.41

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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.