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Finding the Fourth Proportional to 7.35, 11.04 and 5.66

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Solution

The fourth proportional to 7.35, 11.04 and 5.66 is: 8.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7.35 : 11.04 = 5.66 : x
  2. Step 2: Convert to fraction form
    7.35/11.04 = 5.66/x
  3. Step 3: Cross multiply
    7.35x = 11.04 × 5.66
  4. Step 4: Simplify right side
    7.35x = 62.49
  5. Step 5: Solve for x
    x = 62.49/7.35
  6. Step 6: Final answer
    x = 8.50

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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.