Home / 7,573.16-11,354.60-3,872.36

Finding the Fourth Proportional to 7,573.16, 11,354.60 and 3,872.36

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Solution

The fourth proportional to 7,573.16, 11,354.60 and 3,872.36 is: 5,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,573.16 : 11,354.60 = 3,872.36 : x
  2. Step 2: Convert to fraction form
    7,573.16/11,354.60 = 3,872.36/x
  3. Step 3: Cross multiply
    7,573.16x = 11,354.60 × 3,872.36
  4. Step 4: Simplify right side
    7,573.16x = 43,969,098.86
  5. Step 5: Solve for x
    x = 43,969,098.86/7,573.16
  6. Step 6: Final answer
    x = 5,805.91

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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.