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Finding the Fourth Proportional to 4,783.69, 7,167.05 and 4,083.33

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Solution

The fourth proportional to 4,783.69, 7,167.05 and 4,083.33 is: 6,117.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,783.69 : 7,167.05 = 4,083.33 : x
  2. Step 2: Convert to fraction form
    4,783.69/7,167.05 = 4,083.33/x
  3. Step 3: Cross multiply
    4,783.69x = 7,167.05 × 4,083.33
  4. Step 4: Simplify right side
    4,783.69x = 29,265,409.86
  5. Step 5: Solve for x
    x = 29,265,409.86/4,783.69
  6. Step 6: Final answer
    x = 6,117.75

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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.