Home / 3,241.98-4,860-1,575.14

Finding the Fourth Proportional to 3,241.98, 4,860 and 1,575.14

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Solution

The fourth proportional to 3,241.98, 4,860 and 1,575.14 is: 2,361.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241.98 : 4,860 = 1,575.14 : x
  2. Step 2: Convert to fraction form
    3,241.98/4,860 = 1,575.14/x
  3. Step 3: Cross multiply
    3,241.98x = 4,860 × 1,575.14
  4. Step 4: Simplify right side
    3,241.98x = 7,655,156.10
  5. Step 5: Solve for x
    x = 7,655,156.10/3,241.98
  6. Step 6: Final answer
    x = 2,361.26

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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.