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Finding the Fourth Proportional to 4.76, 7.10 and 4.44

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Solution

The fourth proportional to 4.76, 7.10 and 4.44 is: 6.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4.76 : 7.10 = 4.44 : x
  2. Step 2: Convert to fraction form
    4.76/7.10 = 4.44/x
  3. Step 3: Cross multiply
    4.76x = 7.10 × 4.44
  4. Step 4: Simplify right side
    4.76x = 31.50
  5. Step 5: Solve for x
    x = 31.50/4.76
  6. Step 6: Final answer
    x = 6.62

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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.