Home / 2,454.70-3,680.82-1,137.32

Finding the Fourth Proportional to 2,454.70, 3,680.82 and 1,137.32

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Solution

The fourth proportional to 2,454.70, 3,680.82 and 1,137.32 is: 1,705.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,454.70 : 3,680.82 = 1,137.32 : x
  2. Step 2: Convert to fraction form
    2,454.70/3,680.82 = 1,137.32/x
  3. Step 3: Cross multiply
    2,454.70x = 3,680.82 × 1,137.32
  4. Step 4: Simplify right side
    2,454.70x = 4,186,273.72
  5. Step 5: Solve for x
    x = 4,186,273.72/2,454.70
  6. Step 6: Final answer
    x = 1,705.41

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1.5x scale

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.