Home / 5,267.94-7,260.75-4,086.78

Finding the Fourth Proportional to 5,267.94, 7,260.75 and 4,086.78

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Solution

The fourth proportional to 5,267.94, 7,260.75 and 4,086.78 is: 5,632.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,267.94 : 7,260.75 = 4,086.78 : x
  2. Step 2: Convert to fraction form
    5,267.94/7,260.75 = 4,086.78/x
  3. Step 3: Cross multiply
    5,267.94x = 7,260.75 × 4,086.78
  4. Step 4: Simplify right side
    5,267.94x = 29,673,087.89
  5. Step 5: Solve for x
    x = 29,673,087.89/5,267.94
  6. Step 6: Final answer
    x = 5,632.77

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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.