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Finding the Fourth Proportional to 4,976.03, 7,447.64 and 2,751.44

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Solution

The fourth proportional to 4,976.03, 7,447.64 and 2,751.44 is: 4,118.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.03 : 7,447.64 = 2,751.44 : x
  2. Step 2: Convert to fraction form
    4,976.03/7,447.64 = 2,751.44/x
  3. Step 3: Cross multiply
    4,976.03x = 7,447.64 × 2,751.44
  4. Step 4: Simplify right side
    4,976.03x = 20,491,683.61
  5. Step 5: Solve for x
    x = 20,491,683.61/4,976.03
  6. Step 6: Final answer
    x = 4,118.08

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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.