Home / 10,161.04-15,245.61-3,587.89

Finding the Fourth Proportional to 10,161.04, 15,245.61 and 3,587.89

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Solution

The fourth proportional to 10,161.04, 15,245.61 and 3,587.89 is: 5,383.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,161.04 : 15,245.61 = 3,587.89 : x
  2. Step 2: Convert to fraction form
    10,161.04/15,245.61 = 3,587.89/x
  3. Step 3: Cross multiply
    10,161.04x = 15,245.61 × 3,587.89
  4. Step 4: Simplify right side
    10,161.04x = 54,699,571.66
  5. Step 5: Solve for x
    x = 54,699,571.66/10,161.04
  6. Step 6: Final answer
    x = 5,383.27

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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.