Home / 8,083.08-11,157.60-5,100.86

Finding the Fourth Proportional to 8,083.08, 11,157.60 and 5,100.86

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Solution

The fourth proportional to 8,083.08, 11,157.60 and 5,100.86 is: 7,041.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083.08 : 11,157.60 = 5,100.86 : x
  2. Step 2: Convert to fraction form
    8,083.08/11,157.60 = 5,100.86/x
  3. Step 3: Cross multiply
    8,083.08x = 11,157.60 × 5,100.86
  4. Step 4: Simplify right side
    8,083.08x = 56,913,299.75
  5. Step 5: Solve for x
    x = 56,913,299.75/8,083.08
  6. Step 6: Final answer
    x = 7,041.04

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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.