Home / 6,124.01-8,448.70-3,998.86

Finding the Fourth Proportional to 6,124.01, 8,448.70 and 3,998.86

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Solution

The fourth proportional to 6,124.01, 8,448.70 and 3,998.86 is: 5,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,124.01 : 8,448.70 = 3,998.86 : x
  2. Step 2: Convert to fraction form
    6,124.01/8,448.70 = 3,998.86/x
  3. Step 3: Cross multiply
    6,124.01x = 8,448.70 × 3,998.86
  4. Step 4: Simplify right side
    6,124.01x = 33,785,137.36
  5. Step 5: Solve for x
    x = 33,785,137.36/6,124.01
  6. Step 6: Final answer
    x = 5,516.84

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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.