Home / 8,088.54-12,132.56-3,343.64

Finding the Fourth Proportional to 8,088.54, 12,132.56 and 3,343.64

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Solution

The fourth proportional to 8,088.54, 12,132.56 and 3,343.64 is: 5,015.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,088.54 : 12,132.56 = 3,343.64 : x
  2. Step 2: Convert to fraction form
    8,088.54/12,132.56 = 3,343.64/x
  3. Step 3: Cross multiply
    8,088.54x = 12,132.56 × 3,343.64
  4. Step 4: Simplify right side
    8,088.54x = 40,566,912.92
  5. Step 5: Solve for x
    x = 40,566,912.92/8,088.54
  6. Step 6: Final answer
    x = 5,015.36

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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.