Home / 4,923.92-6,796.31-2,800.70

Finding the Fourth Proportional to 4,923.92, 6,796.31 and 2,800.70

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Solution

The fourth proportional to 4,923.92, 6,796.31 and 2,800.70 is: 3,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,923.92 : 6,796.31 = 2,800.70 : x
  2. Step 2: Convert to fraction form
    4,923.92/6,796.31 = 2,800.70/x
  3. Step 3: Cross multiply
    4,923.92x = 6,796.31 × 2,800.70
  4. Step 4: Simplify right side
    4,923.92x = 19,034,402.92
  5. Step 5: Solve for x
    x = 19,034,402.92/4,923.92
  6. Step 6: Final answer
    x = 3,865.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.