Home / 7,923.94-11,886.05-2,995.90

Finding the Fourth Proportional to 7,923.94, 11,886.05 and 2,995.90

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Solution

The fourth proportional to 7,923.94, 11,886.05 and 2,995.90 is: 4,493.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.94 : 11,886.05 = 2,995.90 : x
  2. Step 2: Convert to fraction form
    7,923.94/11,886.05 = 2,995.90/x
  3. Step 3: Cross multiply
    7,923.94x = 11,886.05 × 2,995.90
  4. Step 4: Simplify right side
    7,923.94x = 35,609,417.20
  5. Step 5: Solve for x
    x = 35,609,417.20/7,923.94
  6. Step 6: Final answer
    x = 4,493.90

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Half scale
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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.