Home / 5,578.02-8,366.92-1,361.31

Finding the Fourth Proportional to 5,578.02, 8,366.92 and 1,361.31

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Solution

The fourth proportional to 5,578.02, 8,366.92 and 1,361.31 is: 2,041.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,578.02 : 8,366.92 = 1,361.31 : x
  2. Step 2: Convert to fraction form
    5,578.02/8,366.92 = 1,361.31/x
  3. Step 3: Cross multiply
    5,578.02x = 8,366.92 × 1,361.31
  4. Step 4: Simplify right side
    5,578.02x = 11,389,971.87
  5. Step 5: Solve for x
    x = 11,389,971.87/5,578.02
  6. Step 6: Final answer
    x = 2,041.94

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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.