Home / 7,880.37-11,819.64-2,036.52

Finding the Fourth Proportional to 7,880.37, 11,819.64 and 2,036.52

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Solution

The fourth proportional to 7,880.37, 11,819.64 and 2,036.52 is: 3,054.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880.37 : 11,819.64 = 2,036.52 : x
  2. Step 2: Convert to fraction form
    7,880.37/11,819.64 = 2,036.52/x
  3. Step 3: Cross multiply
    7,880.37x = 11,819.64 × 2,036.52
  4. Step 4: Simplify right side
    7,880.37x = 24,070,933.25
  5. Step 5: Solve for x
    x = 24,070,933.25/7,880.37
  6. Step 6: Final answer
    x = 3,054.54

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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.