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Finding the Fourth Proportional to 6,328.92, 8,734.30 and 3,496.28

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Solution

The fourth proportional to 6,328.92, 8,734.30 and 3,496.28 is: 4,825.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,328.92 : 8,734.30 = 3,496.28 : x
  2. Step 2: Convert to fraction form
    6,328.92/8,734.30 = 3,496.28/x
  3. Step 3: Cross multiply
    6,328.92x = 8,734.30 × 3,496.28
  4. Step 4: Simplify right side
    6,328.92x = 30,537,558.40
  5. Step 5: Solve for x
    x = 30,537,558.40/6,328.92
  6. Step 6: Final answer
    x = 4,825.08

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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.