Home / 5,259.48-7,257.36-3,021

Finding the Fourth Proportional to 5,259.48, 7,257.36 and 3,021

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Solution

The fourth proportional to 5,259.48, 7,257.36 and 3,021 is: 4,168.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,259.48 : 7,257.36 = 3,021 : x
  2. Step 2: Convert to fraction form
    5,259.48/7,257.36 = 3,021/x
  3. Step 3: Cross multiply
    5,259.48x = 7,257.36 × 3,021
  4. Step 4: Simplify right side
    5,259.48x = 21,924,484.56
  5. Step 5: Solve for x
    x = 21,924,484.56/5,259.48
  6. Step 6: Final answer
    x = 4,168.57

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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.