Home / 5,258.21-7,255.98-3,133.89

Finding the Fourth Proportional to 5,258.21, 7,255.98 and 3,133.89

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Solution

The fourth proportional to 5,258.21, 7,255.98 and 3,133.89 is: 4,324.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.21 : 7,255.98 = 3,133.89 : x
  2. Step 2: Convert to fraction form
    5,258.21/7,255.98 = 3,133.89/x
  3. Step 3: Cross multiply
    5,258.21x = 7,255.98 × 3,133.89
  4. Step 4: Simplify right side
    5,258.21x = 22,739,443.16
  5. Step 5: Solve for x
    x = 22,739,443.16/5,258.21
  6. Step 6: Final answer
    x = 4,324.56

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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.