Home / 3,096.70-4,272.05-1,837.81

Finding the Fourth Proportional to 3,096.70, 4,272.05 and 1,837.81

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Solution

The fourth proportional to 3,096.70, 4,272.05 and 1,837.81 is: 2,535.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,096.70 : 4,272.05 = 1,837.81 : x
  2. Step 2: Convert to fraction form
    3,096.70/4,272.05 = 1,837.81/x
  3. Step 3: Cross multiply
    3,096.70x = 4,272.05 × 1,837.81
  4. Step 4: Simplify right side
    3,096.70x = 7,851,226.15
  5. Step 5: Solve for x
    x = 7,851,226.15/3,096.70
  6. Step 6: Final answer
    x = 2,535.35

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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.