Home / 3,495.30-5,243.07-1,186.50

Finding the Fourth Proportional to 3,495.30, 5,243.07 and 1,186.50

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Solution

The fourth proportional to 3,495.30, 5,243.07 and 1,186.50 is: 1,779.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,495.30 : 5,243.07 = 1,186.50 : x
  2. Step 2: Convert to fraction form
    3,495.30/5,243.07 = 1,186.50/x
  3. Step 3: Cross multiply
    3,495.30x = 5,243.07 × 1,186.50
  4. Step 4: Simplify right side
    3,495.30x = 6,220,902.56
  5. Step 5: Solve for x
    x = 6,220,902.56/3,495.30
  6. Step 6: Final answer
    x = 1,779.79

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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.