Home / 3,214.53-4,435.43-1,817.01

Finding the Fourth Proportional to 3,214.53, 4,435.43 and 1,817.01

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Solution

The fourth proportional to 3,214.53, 4,435.43 and 1,817.01 is: 2,507.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.53 : 4,435.43 = 1,817.01 : x
  2. Step 2: Convert to fraction form
    3,214.53/4,435.43 = 1,817.01/x
  3. Step 3: Cross multiply
    3,214.53x = 4,435.43 × 1,817.01
  4. Step 4: Simplify right side
    3,214.53x = 8,059,211.58
  5. Step 5: Solve for x
    x = 8,059,211.58/3,214.53
  6. Step 6: Final answer
    x = 2,507.12

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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.