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Finding the Fourth Proportional to 11,762.84, 16,230.62 and 6,658.33

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Solution

The fourth proportional to 11,762.84, 16,230.62 and 6,658.33 is: 9,187.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,762.84 : 16,230.62 = 6,658.33 : x
  2. Step 2: Convert to fraction form
    11,762.84/16,230.62 = 6,658.33/x
  3. Step 3: Cross multiply
    11,762.84x = 16,230.62 × 6,658.33
  4. Step 4: Simplify right side
    11,762.84x = 108,068,790.77
  5. Step 5: Solve for x
    x = 108,068,790.77/11,762.84
  6. Step 6: Final answer
    x = 9,187.30

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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.