Home / 8,118.06-11,202.64-4,532.86

Finding the Fourth Proportional to 8,118.06, 11,202.64 and 4,532.86

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Solution

The fourth proportional to 8,118.06, 11,202.64 and 4,532.86 is: 6,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,118.06 : 11,202.64 = 4,532.86 : x
  2. Step 2: Convert to fraction form
    8,118.06/11,202.64 = 4,532.86/x
  3. Step 3: Cross multiply
    8,118.06x = 11,202.64 × 4,532.86
  4. Step 4: Simplify right side
    8,118.06x = 50,779,998.75
  5. Step 5: Solve for x
    x = 50,779,998.75/8,118.06
  6. Step 6: Final answer
    x = 6,255.19

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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.