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Finding the Fourth Proportional to 10.37, 15.46 and 10.27

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Solution

The fourth proportional to 10.37, 15.46 and 10.27 is: 15.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10.37 : 15.46 = 10.27 : x
  2. Step 2: Convert to fraction form
    10.37/15.46 = 10.27/x
  3. Step 3: Cross multiply
    10.37x = 15.46 × 10.27
  4. Step 4: Simplify right side
    10.37x = 158.77
  5. Step 5: Solve for x
    x = 158.77/10.37
  6. Step 6: Final answer
    x = 15.31

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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.