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Finding the Fourth Proportional to 6,485.03, 8,948.97 and 3,832.68

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Solution

The fourth proportional to 6,485.03, 8,948.97 and 3,832.68 is: 5,288.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485.03 : 8,948.97 = 3,832.68 : x
  2. Step 2: Convert to fraction form
    6,485.03/8,948.97 = 3,832.68/x
  3. Step 3: Cross multiply
    6,485.03x = 8,948.97 × 3,832.68
  4. Step 4: Simplify right side
    6,485.03x = 34,298,538.34
  5. Step 5: Solve for x
    x = 34,298,538.34/6,485.03
  6. Step 6: Final answer
    x = 5,288.88

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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.