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Finding the Fourth Proportional to 8,735.82, 13,103.73 and 3,541.68

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Solution

The fourth proportional to 8,735.82, 13,103.73 and 3,541.68 is: 5,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,735.82 : 13,103.73 = 3,541.68 : x
  2. Step 2: Convert to fraction form
    8,735.82/13,103.73 = 3,541.68/x
  3. Step 3: Cross multiply
    8,735.82x = 13,103.73 × 3,541.68
  4. Step 4: Simplify right side
    8,735.82x = 46,409,218.47
  5. Step 5: Solve for x
    x = 46,409,218.47/8,735.82
  6. Step 6: Final answer
    x = 5,312.52

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.