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Finding the Third Proportional to 3.52 and 7.60

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Solution

The third proportional to 3.52 and 7.60 is: 16.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3.52 : 7.60 = 7.60 : x
  2. Step 2: Convert to fraction form
    3.52/7.60 = 7.60/x
  3. Step 3: Cross multiply
    3.52x = 7.60 × 7.60
  4. Step 4: Simplify right side
    3.52x = 57.76
  5. Step 5: Solve for x
    x = 57.76/3.52
  6. Step 6: Final answer
    x = 16.40

Related Problems

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.