Home / 3,783.32-5,676.60-2,555.36

Finding the Fourth Proportional to 3,783.32, 5,676.60 and 2,555.36

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Solution

The fourth proportional to 3,783.32, 5,676.60 and 2,555.36 is: 3,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,783.32 : 5,676.60 = 2,555.36 : x
  2. Step 2: Convert to fraction form
    3,783.32/5,676.60 = 2,555.36/x
  3. Step 3: Cross multiply
    3,783.32x = 5,676.60 × 2,555.36
  4. Step 4: Simplify right side
    3,783.32x = 14,505,756.58
  5. Step 5: Solve for x
    x = 14,505,756.58/3,783.32
  6. Step 6: Final answer
    x = 3,834.13

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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.