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Finding the Fourth Proportional to 6,496.84, 8,965.63 and 3,512.67

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Solution

The fourth proportional to 6,496.84, 8,965.63 and 3,512.67 is: 4,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,496.84 : 8,965.63 = 3,512.67 : x
  2. Step 2: Convert to fraction form
    6,496.84/8,965.63 = 3,512.67/x
  3. Step 3: Cross multiply
    6,496.84x = 8,965.63 × 3,512.67
  4. Step 4: Simplify right side
    6,496.84x = 31,493,254.70
  5. Step 5: Solve for x
    x = 31,493,254.70/6,496.84
  6. Step 6: Final answer
    x = 4,847.47

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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.