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Finding the Fourth Proportional to 6,328.68, 8,733.83 and 3,496.20

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Solution

The fourth proportional to 6,328.68, 8,733.83 and 3,496.20 is: 4,824.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.68 : 8,733.83 = 3,496.20 : x
  2. Step 2: Convert to fraction form
    6,328.68/8,733.83 = 3,496.20/x
  3. Step 3: Cross multiply
    6,328.68x = 8,733.83 × 3,496.20
  4. Step 4: Simplify right side
    6,328.68x = 30,535,216.45
  5. Step 5: Solve for x
    x = 30,535,216.45/6,328.68
  6. Step 6: Final answer
    x = 4,824.89

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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.