Home / 4,644.48-6,962.37-1,720.50

Finding the Fourth Proportional to 4,644.48, 6,962.37 and 1,720.50

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Solution

The fourth proportional to 4,644.48, 6,962.37 and 1,720.50 is: 2,579.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644.48 : 6,962.37 = 1,720.50 : x
  2. Step 2: Convert to fraction form
    4,644.48/6,962.37 = 1,720.50/x
  3. Step 3: Cross multiply
    4,644.48x = 6,962.37 × 1,720.50
  4. Step 4: Simplify right side
    4,644.48x = 11,978,757.59
  5. Step 5: Solve for x
    x = 11,978,757.59/4,644.48
  6. Step 6: Final answer
    x = 2,579.14

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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.