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Finding the Fourth Proportional to 6,165.25, 8,508.02 and 3,512.67

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Solution

The fourth proportional to 6,165.25, 8,508.02 and 3,512.67 is: 4,847.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,165.25 : 8,508.02 = 3,512.67 : x
  2. Step 2: Convert to fraction form
    6,165.25/8,508.02 = 3,512.67/x
  3. Step 3: Cross multiply
    6,165.25x = 8,508.02 × 3,512.67
  4. Step 4: Simplify right side
    6,165.25x = 29,885,923.51
  5. Step 5: Solve for x
    x = 29,885,923.51/6,165.25
  6. Step 6: Final answer
    x = 4,847.48

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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.