Home / 8,564.26-12,846.35-2,721.32

Finding the Fourth Proportional to 8,564.26, 12,846.35 and 2,721.32

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Solution

The fourth proportional to 8,564.26, 12,846.35 and 2,721.32 is: 4,081.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564.26 : 12,846.35 = 2,721.32 : x
  2. Step 2: Convert to fraction form
    8,564.26/12,846.35 = 2,721.32/x
  3. Step 3: Cross multiply
    8,564.26x = 12,846.35 × 2,721.32
  4. Step 4: Simplify right side
    8,564.26x = 34,959,029.18
  5. Step 5: Solve for x
    x = 34,959,029.18/8,564.26
  6. Step 6: Final answer
    x = 4,081.97

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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.