Home / 6,518.34-9,772.25-2,619

Finding the Fourth Proportional to 6,518.34, 9,772.25 and 2,619

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Solution

The fourth proportional to 6,518.34, 9,772.25 and 2,619 is: 3,926.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,518.34 : 9,772.25 = 2,619 : x
  2. Step 2: Convert to fraction form
    6,518.34/9,772.25 = 2,619/x
  3. Step 3: Cross multiply
    6,518.34x = 9,772.25 × 2,619
  4. Step 4: Simplify right side
    6,518.34x = 25,593,509.66
  5. Step 5: Solve for x
    x = 25,593,509.66/6,518.34
  6. Step 6: Final answer
    x = 3,926.38

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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.