Home / 3,155.93-4,733.90-1,999.25

Finding the Fourth Proportional to 3,155.93, 4,733.90 and 1,999.25

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Solution

The fourth proportional to 3,155.93, 4,733.90 and 1,999.25 is: 2,998.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.93 : 4,733.90 = 1,999.25 : x
  2. Step 2: Convert to fraction form
    3,155.93/4,733.90 = 1,999.25/x
  3. Step 3: Cross multiply
    3,155.93x = 4,733.90 × 1,999.25
  4. Step 4: Simplify right side
    3,155.93x = 9,464,239.58
  5. Step 5: Solve for x
    x = 9,464,239.58/3,155.93
  6. Step 6: Final answer
    x = 2,998.88

Related Problems

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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.