Home / 6,759.12-10,131.24-4,418.16

Finding the Fourth Proportional to 6,759.12, 10,131.24 and 4,418.16

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Solution

The fourth proportional to 6,759.12, 10,131.24 and 4,418.16 is: 6,622.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,759.12 : 10,131.24 = 4,418.16 : x
  2. Step 2: Convert to fraction form
    6,759.12/10,131.24 = 4,418.16/x
  3. Step 3: Cross multiply
    6,759.12x = 10,131.24 × 4,418.16
  4. Step 4: Simplify right side
    6,759.12x = 44,761,439.32
  5. Step 5: Solve for x
    x = 44,761,439.32/6,759.12
  6. Step 6: Final answer
    x = 6,622.38

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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.