Home / 6,519.87-9,780.26-2,624.29

Finding the Fourth Proportional to 6,519.87, 9,780.26 and 2,624.29

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Solution

The fourth proportional to 6,519.87, 9,780.26 and 2,624.29 is: 3,936.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.87 : 9,780.26 = 2,624.29 : x
  2. Step 2: Convert to fraction form
    6,519.87/9,780.26 = 2,624.29/x
  3. Step 3: Cross multiply
    6,519.87x = 9,780.26 × 2,624.29
  4. Step 4: Simplify right side
    6,519.87x = 25,666,238.52
  5. Step 5: Solve for x
    x = 25,666,238.52/6,519.87
  6. Step 6: Final answer
    x = 3,936.62

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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.