Home / 4,418.23-6,627.32-1,131.32

Finding the Fourth Proportional to 4,418.23, 6,627.32 and 1,131.32

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Solution

The fourth proportional to 4,418.23, 6,627.32 and 1,131.32 is: 1,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.23 : 6,627.32 = 1,131.32 : x
  2. Step 2: Convert to fraction form
    4,418.23/6,627.32 = 1,131.32/x
  3. Step 3: Cross multiply
    4,418.23x = 6,627.32 × 1,131.32
  4. Step 4: Simplify right side
    4,418.23x = 7,497,619.66
  5. Step 5: Solve for x
    x = 7,497,619.66/4,418.23
  6. Step 6: Final answer
    x = 1,696.97

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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.