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Finding the Fourth Proportional to 6,673.84, 9,212.09 and 4,684.89

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Solution

The fourth proportional to 6,673.84, 9,212.09 and 4,684.89 is: 6,466.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,673.84 : 9,212.09 = 4,684.89 : x
  2. Step 2: Convert to fraction form
    6,673.84/9,212.09 = 4,684.89/x
  3. Step 3: Cross multiply
    6,673.84x = 9,212.09 × 4,684.89
  4. Step 4: Simplify right side
    6,673.84x = 43,157,558.84
  5. Step 5: Solve for x
    x = 43,157,558.84/6,673.84
  6. Step 6: Final answer
    x = 6,466.68

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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.