Home / 5,721.26-7,889.79-4,461.86

Finding the Fourth Proportional to 5,721.26, 7,889.79 and 4,461.86

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Solution

The fourth proportional to 5,721.26, 7,889.79 and 4,461.86 is: 6,153.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,721.26 : 7,889.79 = 4,461.86 : x
  2. Step 2: Convert to fraction form
    5,721.26/7,889.79 = 4,461.86/x
  3. Step 3: Cross multiply
    5,721.26x = 7,889.79 × 4,461.86
  4. Step 4: Simplify right side
    5,721.26x = 35,203,145.28
  5. Step 5: Solve for x
    x = 35,203,145.28/5,721.26
  6. Step 6: Final answer
    x = 6,153.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.