Home / 6,666.05-9,996.96-2,769.50

Finding the Fourth Proportional to 6,666.05, 9,996.96 and 2,769.50

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Solution

The fourth proportional to 6,666.05, 9,996.96 and 2,769.50 is: 4,153.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,666.05 : 9,996.96 = 2,769.50 : x
  2. Step 2: Convert to fraction form
    6,666.05/9,996.96 = 2,769.50/x
  3. Step 3: Cross multiply
    6,666.05x = 9,996.96 × 2,769.50
  4. Step 4: Simplify right side
    6,666.05x = 27,686,580.72
  5. Step 5: Solve for x
    x = 27,686,580.72/6,666.05
  6. Step 6: Final answer
    x = 4,153.37

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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.