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Finding the Third Proportional to 2,240 and 3,532

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Solution

The third proportional to 2,240 and 3,532 is: 5,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,240 : 3,532 = 3,532 : x
  2. Step 2: Convert to fraction form
    2,240/3,532 = 3,532/x
  3. Step 3: Cross multiply
    2,240x = 3,532 × 3,532
  4. Step 4: Simplify right side
    2,240x = 12,475,024
  5. Step 5: Solve for x
    x = 12,475,024/2,240
  6. Step 6: Final answer
    x = 5,569.21

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Why These Related Problems?

These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.