Home / 5,342.61-8,013.39-1,644.96

Finding the Fourth Proportional to 5,342.61, 8,013.39 and 1,644.96

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Solution

The fourth proportional to 5,342.61, 8,013.39 and 1,644.96 is: 2,467.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,342.61 : 8,013.39 = 1,644.96 : x
  2. Step 2: Convert to fraction form
    5,342.61/8,013.39 = 1,644.96/x
  3. Step 3: Cross multiply
    5,342.61x = 8,013.39 × 1,644.96
  4. Step 4: Simplify right side
    5,342.61x = 13,181,706.01
  5. Step 5: Solve for x
    x = 13,181,706.01/5,342.61
  6. Step 6: Final answer
    x = 2,467.28

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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.