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Finding the Fourth Proportional to 8,201.93, 12,302.90 and 2,358.54

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Solution

The fourth proportional to 8,201.93, 12,302.90 and 2,358.54 is: 3,537.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201.93 : 12,302.90 = 2,358.54 : x
  2. Step 2: Convert to fraction form
    8,201.93/12,302.90 = 2,358.54/x
  3. Step 3: Cross multiply
    8,201.93x = 12,302.90 × 2,358.54
  4. Step 4: Simplify right side
    8,201.93x = 29,016,881.77
  5. Step 5: Solve for x
    x = 29,016,881.77/8,201.93
  6. Step 6: Final answer
    x = 3,537.81

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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.