Home / 3,361.48-4,636.26-2,983.76

Finding the Fourth Proportional to 3,361.48, 4,636.26 and 2,983.76

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Solution

The fourth proportional to 3,361.48, 4,636.26 and 2,983.76 is: 4,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.48 : 4,636.26 = 2,983.76 : x
  2. Step 2: Convert to fraction form
    3,361.48/4,636.26 = 2,983.76/x
  3. Step 3: Cross multiply
    3,361.48x = 4,636.26 × 2,983.76
  4. Step 4: Simplify right side
    3,361.48x = 13,833,487.14
  5. Step 5: Solve for x
    x = 13,833,487.14/3,361.48
  6. Step 6: Final answer
    x = 4,115.30

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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.