Home / 3,971.14-5,945.76-2,994.28

Finding the Fourth Proportional to 3,971.14, 5,945.76 and 2,994.28

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Solution

The fourth proportional to 3,971.14, 5,945.76 and 2,994.28 is: 4,483.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,971.14 : 5,945.76 = 2,994.28 : x
  2. Step 2: Convert to fraction form
    3,971.14/5,945.76 = 2,994.28/x
  3. Step 3: Cross multiply
    3,971.14x = 5,945.76 × 2,994.28
  4. Step 4: Simplify right side
    3,971.14x = 17,803,270.25
  5. Step 5: Solve for x
    x = 17,803,270.25/3,971.14
  6. Step 6: Final answer
    x = 4,483.16

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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.