Home / 5,119.29-7,064.55-2,996.28

Finding the Fourth Proportional to 5,119.29, 7,064.55 and 2,996.28

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Solution

The fourth proportional to 5,119.29, 7,064.55 and 2,996.28 is: 4,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,119.29 : 7,064.55 = 2,996.28 : x
  2. Step 2: Convert to fraction form
    5,119.29/7,064.55 = 2,996.28/x
  3. Step 3: Cross multiply
    5,119.29x = 7,064.55 × 2,996.28
  4. Step 4: Simplify right side
    5,119.29x = 21,167,369.87
  5. Step 5: Solve for x
    x = 21,167,369.87/5,119.29
  6. Step 6: Final answer
    x = 4,134.83

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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.