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Finding the Third Proportional to 3,303 and 5,313.50

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Solution

The third proportional to 3,303 and 5,313.50 is: 8,547.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,303 : 5,313.50 = 5,313.50 : x
  2. Step 2: Convert to fraction form
    3,303/5,313.50 = 5,313.50/x
  3. Step 3: Cross multiply
    3,303x = 5,313.50 × 5,313.50
  4. Step 4: Simplify right side
    3,303x = 28,233,282.25
  5. Step 5: Solve for x
    x = 28,233,282.25/3,303
  6. Step 6: Final answer
    x = 8,547.77

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.