Home / 12,584.34-18,876.60-4,264.47

Finding the Fourth Proportional to 12,584.34, 18,876.60 and 4,264.47

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Solution

The fourth proportional to 12,584.34, 18,876.60 and 4,264.47 is: 6,396.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,584.34 : 18,876.60 = 4,264.47 : x
  2. Step 2: Convert to fraction form
    12,584.34/18,876.60 = 4,264.47/x
  3. Step 3: Cross multiply
    12,584.34x = 18,876.60 × 4,264.47
  4. Step 4: Simplify right side
    12,584.34x = 80,498,694.40
  5. Step 5: Solve for x
    x = 80,498,694.40/12,584.34
  6. Step 6: Final answer
    x = 6,396.74

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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.