Home / 5,242.44-7,860.40-2,467.40

Finding the Fourth Proportional to 5,242.44, 7,860.40 and 2,467.40

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Solution

The fourth proportional to 5,242.44, 7,860.40 and 2,467.40 is: 3,699.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242.44 : 7,860.40 = 2,467.40 : x
  2. Step 2: Convert to fraction form
    5,242.44/7,860.40 = 2,467.40/x
  3. Step 3: Cross multiply
    5,242.44x = 7,860.40 × 2,467.40
  4. Step 4: Simplify right side
    5,242.44x = 19,394,750.96
  5. Step 5: Solve for x
    x = 19,394,750.96/5,242.44
  6. Step 6: Final answer
    x = 3,699.57

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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.