Home / 4,769.69-7,156.08-1,997.12

Finding the Fourth Proportional to 4,769.69, 7,156.08 and 1,997.12

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Solution

The fourth proportional to 4,769.69, 7,156.08 and 1,997.12 is: 2,996.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,769.69 : 7,156.08 = 1,997.12 : x
  2. Step 2: Convert to fraction form
    4,769.69/7,156.08 = 1,997.12/x
  3. Step 3: Cross multiply
    4,769.69x = 7,156.08 × 1,997.12
  4. Step 4: Simplify right side
    4,769.69x = 14,291,568.38
  5. Step 5: Solve for x
    x = 14,291,568.38/4,769.69
  6. Step 6: Final answer
    x = 2,996.33

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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.