Home / 3,214.36-4,820.12-1,133.75

Finding the Fourth Proportional to 3,214.36, 4,820.12 and 1,133.75

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Solution

The fourth proportional to 3,214.36, 4,820.12 and 1,133.75 is: 1,700.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,214.36 : 4,820.12 = 1,133.75 : x
  2. Step 2: Convert to fraction form
    3,214.36/4,820.12 = 1,133.75/x
  3. Step 3: Cross multiply
    3,214.36x = 4,820.12 × 1,133.75
  4. Step 4: Simplify right side
    3,214.36x = 5,464,817.43
  5. Step 5: Solve for x
    x = 5,464,817.43/3,214.36
  6. Step 6: Final answer
    x = 1,700.13

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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.