Home / 3,214.24-4,435.53-1,817.02

Finding the Fourth Proportional to 3,214.24, 4,435.53 and 1,817.02

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Solution

The fourth proportional to 3,214.24, 4,435.53 and 1,817.02 is: 2,507.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.24 : 4,435.53 = 1,817.02 : x
  2. Step 2: Convert to fraction form
    3,214.24/4,435.53 = 1,817.02/x
  3. Step 3: Cross multiply
    3,214.24x = 4,435.53 × 1,817.02
  4. Step 4: Simplify right side
    3,214.24x = 8,059,446.72
  5. Step 5: Solve for x
    x = 8,059,446.72/3,214.24
  6. Step 6: Final answer
    x = 2,507.42

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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.