Home / 3,474.51-5,211.62-1,009.28

Finding the Fourth Proportional to 3,474.51, 5,211.62 and 1,009.28

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Solution

The fourth proportional to 3,474.51, 5,211.62 and 1,009.28 is: 1,513.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,474.51 : 5,211.62 = 1,009.28 : x
  2. Step 2: Convert to fraction form
    3,474.51/5,211.62 = 1,009.28/x
  3. Step 3: Cross multiply
    3,474.51x = 5,211.62 × 1,009.28
  4. Step 4: Simplify right side
    3,474.51x = 5,259,983.83
  5. Step 5: Solve for x
    x = 5,259,983.83/3,474.51
  6. Step 6: Final answer
    x = 1,513.88

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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.