Home / 11,434.86-17,152.29-3,644.28

Finding the Fourth Proportional to 11,434.86, 17,152.29 and 3,644.28

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Solution

The fourth proportional to 11,434.86, 17,152.29 and 3,644.28 is: 5,466.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,434.86 : 17,152.29 = 3,644.28 : x
  2. Step 2: Convert to fraction form
    11,434.86/17,152.29 = 3,644.28/x
  3. Step 3: Cross multiply
    11,434.86x = 17,152.29 × 3,644.28
  4. Step 4: Simplify right side
    11,434.86x = 62,507,747.40
  5. Step 5: Solve for x
    x = 62,507,747.40/11,434.86
  6. Step 6: Final answer
    x = 5,466.42

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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.