Home / 5,116.88-7,673.58-1,996.64

Finding the Fourth Proportional to 5,116.88, 7,673.58 and 1,996.64

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Solution

The fourth proportional to 5,116.88, 7,673.58 and 1,996.64 is: 2,994.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.88 : 7,673.58 = 1,996.64 : x
  2. Step 2: Convert to fraction form
    5,116.88/7,673.58 = 1,996.64/x
  3. Step 3: Cross multiply
    5,116.88x = 7,673.58 × 1,996.64
  4. Step 4: Simplify right side
    5,116.88x = 15,321,376.77
  5. Step 5: Solve for x
    x = 15,321,376.77/5,116.88
  6. Step 6: Final answer
    x = 2,994.28

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1.5x scale

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.