Home / 3,840.48-5,299.44-2,348.76

Finding the Fourth Proportional to 3,840.48, 5,299.44 and 2,348.76

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Solution

The fourth proportional to 3,840.48, 5,299.44 and 2,348.76 is: 3,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840.48 : 5,299.44 = 2,348.76 : x
  2. Step 2: Convert to fraction form
    3,840.48/5,299.44 = 2,348.76/x
  3. Step 3: Cross multiply
    3,840.48x = 5,299.44 × 2,348.76
  4. Step 4: Simplify right side
    3,840.48x = 12,447,112.69
  5. Step 5: Solve for x
    x = 12,447,112.69/3,840.48
  6. Step 6: Final answer
    x = 3,241.03

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1.5x scale

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.