Home / 4,815.84-7,216.46-3,577.48

Finding the Fourth Proportional to 4,815.84, 7,216.46 and 3,577.48

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Solution

The fourth proportional to 4,815.84, 7,216.46 and 3,577.48 is: 5,360.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.84 : 7,216.46 = 3,577.48 : x
  2. Step 2: Convert to fraction form
    4,815.84/7,216.46 = 3,577.48/x
  3. Step 3: Cross multiply
    4,815.84x = 7,216.46 × 3,577.48
  4. Step 4: Simplify right side
    4,815.84x = 25,816,741.32
  5. Step 5: Solve for x
    x = 25,816,741.32/4,815.84
  6. Step 6: Final answer
    x = 5,360.80

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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.