Home / 5,019.36-7,529.40-2,097.96

Finding the Fourth Proportional to 5,019.36, 7,529.40 and 2,097.96

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Solution

The fourth proportional to 5,019.36, 7,529.40 and 2,097.96 is: 3,147.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,019.36 : 7,529.40 = 2,097.96 : x
  2. Step 2: Convert to fraction form
    5,019.36/7,529.40 = 2,097.96/x
  3. Step 3: Cross multiply
    5,019.36x = 7,529.40 × 2,097.96
  4. Step 4: Simplify right side
    5,019.36x = 15,796,380.02
  5. Step 5: Solve for x
    x = 15,796,380.02/5,019.36
  6. Step 6: Final answer
    x = 3,147.09

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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.