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Finding the Fourth Proportional to 4,943.03, 7,408.26 and 4,813.83

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Solution

The fourth proportional to 4,943.03, 7,408.26 and 4,813.83 is: 7,214.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,943.03 : 7,408.26 = 4,813.83 : x
  2. Step 2: Convert to fraction form
    4,943.03/7,408.26 = 4,813.83/x
  3. Step 3: Cross multiply
    4,943.03x = 7,408.26 × 4,813.83
  4. Step 4: Simplify right side
    4,943.03x = 35,662,104.24
  5. Step 5: Solve for x
    x = 35,662,104.24/4,943.03
  6. Step 6: Final answer
    x = 7,214.63

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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.