Home / 4,751.12-7,126.61-1,241.09

Finding the Fourth Proportional to 4,751.12, 7,126.61 and 1,241.09

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Solution

The fourth proportional to 4,751.12, 7,126.61 and 1,241.09 is: 1,861.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,751.12 : 7,126.61 = 1,241.09 : x
  2. Step 2: Convert to fraction form
    4,751.12/7,126.61 = 1,241.09/x
  3. Step 3: Cross multiply
    4,751.12x = 7,126.61 × 1,241.09
  4. Step 4: Simplify right side
    4,751.12x = 8,844,722.57
  5. Step 5: Solve for x
    x = 8,844,722.57/4,751.12
  6. Step 6: Final answer
    x = 1,861.61

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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.