Home / 8,719.53-12,028.93-6,324.27

Finding the Fourth Proportional to 8,719.53, 12,028.93 and 6,324.27

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Solution

The fourth proportional to 8,719.53, 12,028.93 and 6,324.27 is: 8,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,719.53 : 12,028.93 = 6,324.27 : x
  2. Step 2: Convert to fraction form
    8,719.53/12,028.93 = 6,324.27/x
  3. Step 3: Cross multiply
    8,719.53x = 12,028.93 × 6,324.27
  4. Step 4: Simplify right side
    8,719.53x = 76,074,201.13
  5. Step 5: Solve for x
    x = 76,074,201.13/8,719.53
  6. Step 6: Final answer
    x = 8,724.58

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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.