Home / 5,078.03-7,010.21-3,192.35

Finding the Fourth Proportional to 5,078.03, 7,010.21 and 3,192.35

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Solution

The fourth proportional to 5,078.03, 7,010.21 and 3,192.35 is: 4,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,078.03 : 7,010.21 = 3,192.35 : x
  2. Step 2: Convert to fraction form
    5,078.03/7,010.21 = 3,192.35/x
  3. Step 3: Cross multiply
    5,078.03x = 7,010.21 × 3,192.35
  4. Step 4: Simplify right side
    5,078.03x = 22,379,016.82
  5. Step 5: Solve for x
    x = 22,379,016.82/5,078.03
  6. Step 6: Final answer
    x = 4,407.03

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1.5x scale

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.