Home / 5,260.50-7,891.92-1,797.84

Finding the Fourth Proportional to 5,260.50, 7,891.92 and 1,797.84

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Solution

The fourth proportional to 5,260.50, 7,891.92 and 1,797.84 is: 2,697.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,260.50 : 7,891.92 = 1,797.84 : x
  2. Step 2: Convert to fraction form
    5,260.50/7,891.92 = 1,797.84/x
  3. Step 3: Cross multiply
    5,260.50x = 7,891.92 × 1,797.84
  4. Step 4: Simplify right side
    5,260.50x = 14,188,409.45
  5. Step 5: Solve for x
    x = 14,188,409.45/5,260.50
  6. Step 6: Final answer
    x = 2,697.16

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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.