Home / 4,418.18-6,627.27-1,131.26

Finding the Fourth Proportional to 4,418.18, 6,627.27 and 1,131.26

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Solution

The fourth proportional to 4,418.18, 6,627.27 and 1,131.26 is: 1,696.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.18 : 6,627.27 = 1,131.26 : x
  2. Step 2: Convert to fraction form
    4,418.18/6,627.27 = 1,131.26/x
  3. Step 3: Cross multiply
    4,418.18x = 6,627.27 × 1,131.26
  4. Step 4: Simplify right side
    4,418.18x = 7,497,165.46
  5. Step 5: Solve for x
    x = 7,497,165.46/4,418.18
  6. Step 6: Final answer
    x = 1,696.89

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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.