Home / 5,004.60-6,905.79-2,765.91

Finding the Fourth Proportional to 5,004.60, 6,905.79 and 2,765.91

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Solution

The fourth proportional to 5,004.60, 6,905.79 and 2,765.91 is: 3,816.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,004.60 : 6,905.79 = 2,765.91 : x
  2. Step 2: Convert to fraction form
    5,004.60/6,905.79 = 2,765.91/x
  3. Step 3: Cross multiply
    5,004.60x = 6,905.79 × 2,765.91
  4. Step 4: Simplify right side
    5,004.60x = 19,100,793.62
  5. Step 5: Solve for x
    x = 19,100,793.62/5,004.60
  6. Step 6: Final answer
    x = 3,816.65

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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.