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Finding the Fourth Proportional to 6,328.17, 8,733.40 and 3,495.80

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Solution

The fourth proportional to 6,328.17, 8,733.40 and 3,495.80 is: 4,824.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.17 : 8,733.40 = 3,495.80 : x
  2. Step 2: Convert to fraction form
    6,328.17/8,733.40 = 3,495.80/x
  3. Step 3: Cross multiply
    6,328.17x = 8,733.40 × 3,495.80
  4. Step 4: Simplify right side
    6,328.17x = 30,530,219.72
  5. Step 5: Solve for x
    x = 30,530,219.72/6,328.17
  6. Step 6: Final answer
    x = 4,824.49

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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.