Home / 5,578.04-8,361.62-2,655.56

Finding the Fourth Proportional to 5,578.04, 8,361.62 and 2,655.56

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Solution

The fourth proportional to 5,578.04, 8,361.62 and 2,655.56 is: 3,980.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.04 : 8,361.62 = 2,655.56 : x
  2. Step 2: Convert to fraction form
    5,578.04/8,361.62 = 2,655.56/x
  3. Step 3: Cross multiply
    5,578.04x = 8,361.62 × 2,655.56
  4. Step 4: Simplify right side
    5,578.04x = 22,204,783.61
  5. Step 5: Solve for x
    x = 22,204,783.61/5,578.04
  6. Step 6: Final answer
    x = 3,980.75

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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.