Home / 6,165.16-8,507.55-3,512.86

Finding the Fourth Proportional to 6,165.16, 8,507.55 and 3,512.86

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Solution

The fourth proportional to 6,165.16, 8,507.55 and 3,512.86 is: 4,847.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.16 : 8,507.55 = 3,512.86 : x
  2. Step 2: Convert to fraction form
    6,165.16/8,507.55 = 3,512.86/x
  3. Step 3: Cross multiply
    6,165.16x = 8,507.55 × 3,512.86
  4. Step 4: Simplify right side
    6,165.16x = 29,885,832.09
  5. Step 5: Solve for x
    x = 29,885,832.09/6,165.16
  6. Step 6: Final answer
    x = 4,847.54

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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.