Home / 4,976.58-6,864.83-3,110.34

Finding the Fourth Proportional to 4,976.58, 6,864.83 and 3,110.34

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Solution

The fourth proportional to 4,976.58, 6,864.83 and 3,110.34 is: 4,290.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,976.58 : 6,864.83 = 3,110.34 : x
  2. Step 2: Convert to fraction form
    4,976.58/6,864.83 = 3,110.34/x
  3. Step 3: Cross multiply
    4,976.58x = 6,864.83 × 3,110.34
  4. Step 4: Simplify right side
    4,976.58x = 21,351,977.20
  5. Step 5: Solve for x
    x = 21,351,977.20/4,976.58
  6. Step 6: Final answer
    x = 4,290.49

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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.