Home / 3,313-4,971.10-1,262.44

Finding the Fourth Proportional to 3,313, 4,971.10 and 1,262.44

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Solution

The fourth proportional to 3,313, 4,971.10 and 1,262.44 is: 1,894.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,313 : 4,971.10 = 1,262.44 : x
  2. Step 2: Convert to fraction form
    3,313/4,971.10 = 1,262.44/x
  3. Step 3: Cross multiply
    3,313x = 4,971.10 × 1,262.44
  4. Step 4: Simplify right side
    3,313x = 6,275,715.48
  5. Step 5: Solve for x
    x = 6,275,715.48/3,313
  6. Step 6: Final answer
    x = 1,894.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.