Home / 6,907.19-10,360.74-1,976.84

Finding the Fourth Proportional to 6,907.19, 10,360.74 and 1,976.84

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Solution

The fourth proportional to 6,907.19, 10,360.74 and 1,976.84 is: 2,965.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.19 : 10,360.74 = 1,976.84 : x
  2. Step 2: Convert to fraction form
    6,907.19/10,360.74 = 1,976.84/x
  3. Step 3: Cross multiply
    6,907.19x = 10,360.74 × 1,976.84
  4. Step 4: Simplify right side
    6,907.19x = 20,481,559.26
  5. Step 5: Solve for x
    x = 20,481,559.26/6,907.19
  6. Step 6: Final answer
    x = 2,965.25

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Double scale
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Similar ratio
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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.