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Finding the Fourth Proportional to 4,525.16, 6,786.32 and 1,751.64

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Solution

The fourth proportional to 4,525.16, 6,786.32 and 1,751.64 is: 2,626.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,525.16 : 6,786.32 = 1,751.64 : x
  2. Step 2: Convert to fraction form
    4,525.16/6,786.32 = 1,751.64/x
  3. Step 3: Cross multiply
    4,525.16x = 6,786.32 × 1,751.64
  4. Step 4: Simplify right side
    4,525.16x = 11,887,189.56
  5. Step 5: Solve for x
    x = 11,887,189.56/4,525.16
  6. Step 6: Final answer
    x = 2,626.91

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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.