Home / 3,261.48-4,887.78-2,374.98

Finding the Fourth Proportional to 3,261.48, 4,887.78 and 2,374.98

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Solution

The fourth proportional to 3,261.48, 4,887.78 and 2,374.98 is: 3,559.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,261.48 : 4,887.78 = 2,374.98 : x
  2. Step 2: Convert to fraction form
    3,261.48/4,887.78 = 2,374.98/x
  3. Step 3: Cross multiply
    3,261.48x = 4,887.78 × 2,374.98
  4. Step 4: Simplify right side
    3,261.48x = 11,608,379.74
  5. Step 5: Solve for x
    x = 11,608,379.74/3,261.48
  6. Step 6: Final answer
    x = 3,559.24

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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.