Home / 1,778.58-2,454.27-1,114.26

Finding the Fourth Proportional to 1,778.58, 2,454.27 and 1,114.26

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Solution

The fourth proportional to 1,778.58, 2,454.27 and 1,114.26 is: 1,537.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778.58 : 2,454.27 = 1,114.26 : x
  2. Step 2: Convert to fraction form
    1,778.58/2,454.27 = 1,114.26/x
  3. Step 3: Cross multiply
    1,778.58x = 2,454.27 × 1,114.26
  4. Step 4: Simplify right side
    1,778.58x = 2,734,694.89
  5. Step 5: Solve for x
    x = 2,734,694.89/1,778.58
  6. Step 6: Final answer
    x = 1,537.57

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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.