Home / 2,961.32-4,441.98-1,317.41

Finding the Fourth Proportional to 2,961.32, 4,441.98 and 1,317.41

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Solution

The fourth proportional to 2,961.32, 4,441.98 and 1,317.41 is: 1,976.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,961.32 : 4,441.98 = 1,317.41 : x
  2. Step 2: Convert to fraction form
    2,961.32/4,441.98 = 1,317.41/x
  3. Step 3: Cross multiply
    2,961.32x = 4,441.98 × 1,317.41
  4. Step 4: Simplify right side
    2,961.32x = 5,851,908.87
  5. Step 5: Solve for x
    x = 5,851,908.87/2,961.32
  6. Step 6: Final answer
    x = 1,976.12

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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.