Home / 4,182.69-6,272.82-1,260.21

Finding the Fourth Proportional to 4,182.69, 6,272.82 and 1,260.21

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Solution

The fourth proportional to 4,182.69, 6,272.82 and 1,260.21 is: 1,889.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,182.69 : 6,272.82 = 1,260.21 : x
  2. Step 2: Convert to fraction form
    4,182.69/6,272.82 = 1,260.21/x
  3. Step 3: Cross multiply
    4,182.69x = 6,272.82 × 1,260.21
  4. Step 4: Simplify right side
    4,182.69x = 7,905,070.49
  5. Step 5: Solve for x
    x = 7,905,070.49/4,182.69
  6. Step 6: Final answer
    x = 1,889.95

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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.