Home / 5,973.53-8,243.44-3,320.78

Finding the Fourth Proportional to 5,973.53, 8,243.44 and 3,320.78

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Solution

The fourth proportional to 5,973.53, 8,243.44 and 3,320.78 is: 4,582.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,973.53 : 8,243.44 = 3,320.78 : x
  2. Step 2: Convert to fraction form
    5,973.53/8,243.44 = 3,320.78/x
  3. Step 3: Cross multiply
    5,973.53x = 8,243.44 × 3,320.78
  4. Step 4: Simplify right side
    5,973.53x = 27,374,601.16
  5. Step 5: Solve for x
    x = 27,374,601.16/5,973.53
  6. Step 6: Final answer
    x = 4,582.65

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.