Home / 8,086.93-12,130.40-2,243.54

Finding the Fourth Proportional to 8,086.93, 12,130.40 and 2,243.54

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Solution

The fourth proportional to 8,086.93, 12,130.40 and 2,243.54 is: 3,365.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,086.93 : 12,130.40 = 2,243.54 : x
  2. Step 2: Convert to fraction form
    8,086.93/12,130.40 = 2,243.54/x
  3. Step 3: Cross multiply
    8,086.93x = 12,130.40 × 2,243.54
  4. Step 4: Simplify right side
    8,086.93x = 27,215,026.40
  5. Step 5: Solve for x
    x = 27,215,026.40/8,086.93
  6. Step 6: Final answer
    x = 3,365.31

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1.5x scale

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.