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Finding the Fourth Proportional to 2,047.44, 3,069 and 1,498.80

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Solution

The fourth proportional to 2,047.44, 3,069 and 1,498.80 is: 2,246.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,047.44 : 3,069 = 1,498.80 : x
  2. Step 2: Convert to fraction form
    2,047.44/3,069 = 1,498.80/x
  3. Step 3: Cross multiply
    2,047.44x = 3,069 × 1,498.80
  4. Step 4: Simplify right side
    2,047.44x = 4,599,817.20
  5. Step 5: Solve for x
    x = 4,599,817.20/2,047.44
  6. Step 6: Final answer
    x = 2,246.62

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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.