Home / 4,749.57-7,126.16-2,150.73

Finding the Fourth Proportional to 4,749.57, 7,126.16 and 2,150.73

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Solution

The fourth proportional to 4,749.57, 7,126.16 and 2,150.73 is: 3,226.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.57 : 7,126.16 = 2,150.73 : x
  2. Step 2: Convert to fraction form
    4,749.57/7,126.16 = 2,150.73/x
  3. Step 3: Cross multiply
    4,749.57x = 7,126.16 × 2,150.73
  4. Step 4: Simplify right side
    4,749.57x = 15,326,435.34
  5. Step 5: Solve for x
    x = 15,326,435.34/4,749.57
  6. Step 6: Final answer
    x = 3,226.91

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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.