Home / 3,096.12-4,272.70-1,698.92

Finding the Fourth Proportional to 3,096.12, 4,272.70 and 1,698.92

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Solution

The fourth proportional to 3,096.12, 4,272.70 and 1,698.92 is: 2,344.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.12 : 4,272.70 = 1,698.92 : x
  2. Step 2: Convert to fraction form
    3,096.12/4,272.70 = 1,698.92/x
  3. Step 3: Cross multiply
    3,096.12x = 4,272.70 × 1,698.92
  4. Step 4: Simplify right side
    3,096.12x = 7,258,975.48
  5. Step 5: Solve for x
    x = 7,258,975.48/3,096.12
  6. Step 6: Final answer
    x = 2,344.54

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Half scale
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Double scale
Find fourth proportional to 3,097.12, 4,274.08 and 1,699.92
Similar ratio
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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.