Home / 4,400.19-6,078.87-2,891.34

Finding the Fourth Proportional to 4,400.19, 6,078.87 and 2,891.34

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Solution

The fourth proportional to 4,400.19, 6,078.87 and 2,891.34 is: 3,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,400.19 : 6,078.87 = 2,891.34 : x
  2. Step 2: Convert to fraction form
    4,400.19/6,078.87 = 2,891.34/x
  3. Step 3: Cross multiply
    4,400.19x = 6,078.87 × 2,891.34
  4. Step 4: Simplify right side
    4,400.19x = 17,576,079.99
  5. Step 5: Solve for x
    x = 17,576,079.99/4,400.19
  6. Step 6: Final answer
    x = 3,994.39

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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.