Home / 8,087.93-12,131.90-2,541.75

Finding the Fourth Proportional to 8,087.93, 12,131.90 and 2,541.75

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Solution

The fourth proportional to 8,087.93, 12,131.90 and 2,541.75 is: 3,812.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,087.93 : 12,131.90 = 2,541.75 : x
  2. Step 2: Convert to fraction form
    8,087.93/12,131.90 = 2,541.75/x
  3. Step 3: Cross multiply
    8,087.93x = 12,131.90 × 2,541.75
  4. Step 4: Simplify right side
    8,087.93x = 30,836,244.12
  5. Step 5: Solve for x
    x = 30,836,244.12/8,087.93
  6. Step 6: Final answer
    x = 3,812.63

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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.