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Finding the Fourth Proportional to 5.83, 8.74 and 4.94

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Solution

The fourth proportional to 5.83, 8.74 and 4.94 is: 7.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5.83 : 8.74 = 4.94 : x
  2. Step 2: Convert to fraction form
    5.83/8.74 = 4.94/x
  3. Step 3: Cross multiply
    5.83x = 8.74 × 4.94
  4. Step 4: Simplify right side
    5.83x = 43.18
  5. Step 5: Solve for x
    x = 43.18/5.83
  6. Step 6: Final answer
    x = 7.41

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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.