Home / 4,749.08-7,112.07-3,283.79

Finding the Fourth Proportional to 4,749.08, 7,112.07 and 3,283.79

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Solution

The fourth proportional to 4,749.08, 7,112.07 and 3,283.79 is: 4,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.08 : 7,112.07 = 3,283.79 : x
  2. Step 2: Convert to fraction form
    4,749.08/7,112.07 = 3,283.79/x
  3. Step 3: Cross multiply
    4,749.08x = 7,112.07 × 3,283.79
  4. Step 4: Simplify right side
    4,749.08x = 23,354,508.78
  5. Step 5: Solve for x
    x = 23,354,508.78/4,749.08
  6. Step 6: Final answer
    x = 4,917.70

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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.