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Finding the Fourth Proportional to 5,113.99, 7,633.03 and 4,408.17

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Solution

The fourth proportional to 5,113.99, 7,633.03 and 4,408.17 is: 6,579.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113.99 : 7,633.03 = 4,408.17 : x
  2. Step 2: Convert to fraction form
    5,113.99/7,633.03 = 4,408.17/x
  3. Step 3: Cross multiply
    5,113.99x = 7,633.03 × 4,408.17
  4. Step 4: Simplify right side
    5,113.99x = 33,647,693.86
  5. Step 5: Solve for x
    x = 33,647,693.86/5,113.99
  6. Step 6: Final answer
    x = 6,579.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.