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Finding the Third Proportional to 3,548.18 and 7,582.36

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Solution

The third proportional to 3,548.18 and 7,582.36 is: 16,203.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,548.18 : 7,582.36 = 7,582.36 : x
  2. Step 2: Convert to fraction form
    3,548.18/7,582.36 = 7,582.36/x
  3. Step 3: Cross multiply
    3,548.18x = 7,582.36 × 7,582.36
  4. Step 4: Simplify right side
    3,548.18x = 57,492,173.69
  5. Step 5: Solve for x
    x = 57,492,173.69/3,548.18
  6. Step 6: Final answer
    x = 16,203.29

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.