Home / 5,255.03-7,245.35-3,837.58

Finding the Fourth Proportional to 5,255.03, 7,245.35 and 3,837.58

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Solution

The fourth proportional to 5,255.03, 7,245.35 and 3,837.58 is: 5,291.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.03 : 7,245.35 = 3,837.58 : x
  2. Step 2: Convert to fraction form
    5,255.03/7,245.35 = 3,837.58/x
  3. Step 3: Cross multiply
    5,255.03x = 7,245.35 × 3,837.58
  4. Step 4: Simplify right side
    5,255.03x = 27,804,587.34
  5. Step 5: Solve for x
    x = 27,804,587.34/5,255.03
  6. Step 6: Final answer
    x = 5,291.05

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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.