Home / 4,041.44-5,579.94-2,979.34

Finding the Fourth Proportional to 4,041.44, 5,579.94 and 2,979.34

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Solution

The fourth proportional to 4,041.44, 5,579.94 and 2,979.34 is: 4,113.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,041.44 : 5,579.94 = 2,979.34 : x
  2. Step 2: Convert to fraction form
    4,041.44/5,579.94 = 2,979.34/x
  3. Step 3: Cross multiply
    4,041.44x = 5,579.94 × 2,979.34
  4. Step 4: Simplify right side
    4,041.44x = 16,624,538.44
  5. Step 5: Solve for x
    x = 16,624,538.44/4,041.44
  6. Step 6: Final answer
    x = 4,113.52

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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.