Home / 9,039.30-13,559.37-3,196.50

Finding the Fourth Proportional to 9,039.30, 13,559.37 and 3,196.50

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Solution

The fourth proportional to 9,039.30, 13,559.37 and 3,196.50 is: 4,794.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,039.30 : 13,559.37 = 3,196.50 : x
  2. Step 2: Convert to fraction form
    9,039.30/13,559.37 = 3,196.50/x
  3. Step 3: Cross multiply
    9,039.30x = 13,559.37 × 3,196.50
  4. Step 4: Simplify right side
    9,039.30x = 43,342,526.21
  5. Step 5: Solve for x
    x = 43,342,526.21/9,039.30
  6. Step 6: Final answer
    x = 4,794.90

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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.