Home / 3,579.53-5,359.37-2,699.36

Finding the Fourth Proportional to 3,579.53, 5,359.37 and 2,699.36

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Solution

The fourth proportional to 3,579.53, 5,359.37 and 2,699.36 is: 4,041.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.53 : 5,359.37 = 2,699.36 : x
  2. Step 2: Convert to fraction form
    3,579.53/5,359.37 = 2,699.36/x
  3. Step 3: Cross multiply
    3,579.53x = 5,359.37 × 2,699.36
  4. Step 4: Simplify right side
    3,579.53x = 14,466,848.81
  5. Step 5: Solve for x
    x = 14,466,848.81/3,579.53
  6. Step 6: Final answer
    x = 4,041.56

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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.