Home / 4,233.25-6,349.88-1,638.01

Finding the Fourth Proportional to 4,233.25, 6,349.88 and 1,638.01

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Solution

The fourth proportional to 4,233.25, 6,349.88 and 1,638.01 is: 2,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,233.25 : 6,349.88 = 1,638.01 : x
  2. Step 2: Convert to fraction form
    4,233.25/6,349.88 = 1,638.01/x
  3. Step 3: Cross multiply
    4,233.25x = 6,349.88 × 1,638.01
  4. Step 4: Simplify right side
    4,233.25x = 10,401,166.94
  5. Step 5: Solve for x
    x = 10,401,166.94/4,233.25
  6. Step 6: Final answer
    x = 2,457.02

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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.