Home / 4,649.49-6,975.75-2,184.56

Finding the Fourth Proportional to 4,649.49, 6,975.75 and 2,184.56

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Solution

The fourth proportional to 4,649.49, 6,975.75 and 2,184.56 is: 3,277.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,649.49 : 6,975.75 = 2,184.56 : x
  2. Step 2: Convert to fraction form
    4,649.49/6,975.75 = 2,184.56/x
  3. Step 3: Cross multiply
    4,649.49x = 6,975.75 × 2,184.56
  4. Step 4: Simplify right side
    4,649.49x = 15,238,909.54
  5. Step 5: Solve for x
    x = 15,238,909.54/4,649.49
  6. Step 6: Final answer
    x = 3,277.54

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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.