Home / 8,087.34-12,131.02-2,243.95

Finding the Fourth Proportional to 8,087.34, 12,131.02 and 2,243.95

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Solution

The fourth proportional to 8,087.34, 12,131.02 and 2,243.95 is: 3,365.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.34 : 12,131.02 = 2,243.95 : x
  2. Step 2: Convert to fraction form
    8,087.34/12,131.02 = 2,243.95/x
  3. Step 3: Cross multiply
    8,087.34x = 12,131.02 × 2,243.95
  4. Step 4: Simplify right side
    8,087.34x = 27,221,430.42
  5. Step 5: Solve for x
    x = 27,221,430.42/8,087.34
  6. Step 6: Final answer
    x = 3,365.93

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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.