Home / 6,165.45-8,508.07-3,512.63

Finding the Fourth Proportional to 6,165.45, 8,508.07 and 3,512.63

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Solution

The fourth proportional to 6,165.45, 8,508.07 and 3,512.63 is: 4,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.45 : 8,508.07 = 3,512.63 : x
  2. Step 2: Convert to fraction form
    6,165.45/8,508.07 = 3,512.63/x
  3. Step 3: Cross multiply
    6,165.45x = 8,508.07 × 3,512.63
  4. Step 4: Simplify right side
    6,165.45x = 29,885,727.59
  5. Step 5: Solve for x
    x = 29,885,727.59/6,165.45
  6. Step 6: Final answer
    x = 4,847.29

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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.