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Finding the Third Proportional to 2,356.50 and 4,907.63

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Solution

The third proportional to 2,356.50 and 4,907.63 is: 10,220.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,356.50 : 4,907.63 = 4,907.63 : x
  2. Step 2: Convert to fraction form
    2,356.50/4,907.63 = 4,907.63/x
  3. Step 3: Cross multiply
    2,356.50x = 4,907.63 × 4,907.63
  4. Step 4: Simplify right side
    2,356.50x = 24,084,783.14
  5. Step 5: Solve for x
    x = 24,084,783.14/2,356.50
  6. Step 6: Final answer
    x = 10,220.57

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.