Home / 5,259.45-7,258.03-3,021.31

Finding the Fourth Proportional to 5,259.45, 7,258.03 and 3,021.31

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Solution

The fourth proportional to 5,259.45, 7,258.03 and 3,021.31 is: 4,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.45 : 7,258.03 = 3,021.31 : x
  2. Step 2: Convert to fraction form
    5,259.45/7,258.03 = 3,021.31/x
  3. Step 3: Cross multiply
    5,259.45x = 7,258.03 × 3,021.31
  4. Step 4: Simplify right side
    5,259.45x = 21,928,758.62
  5. Step 5: Solve for x
    x = 21,928,758.62/5,259.45
  6. Step 6: Final answer
    x = 4,169.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.