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Finding the Fourth Proportional to 7.35, 10.16 and 6.33

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Solution

The fourth proportional to 7.35, 10.16 and 6.33 is: 8.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.35 : 10.16 = 6.33 : x
  2. Step 2: Convert to fraction form
    7.35/10.16 = 6.33/x
  3. Step 3: Cross multiply
    7.35x = 10.16 × 6.33
  4. Step 4: Simplify right side
    7.35x = 64.28
  5. Step 5: Solve for x
    x = 64.28/7.35
  6. Step 6: Final answer
    x = 8.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.