Home / 7,503.20-11,245.44-3,606.56

Finding the Fourth Proportional to 7,503.20, 11,245.44 and 3,606.56

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Solution

The fourth proportional to 7,503.20, 11,245.44 and 3,606.56 is: 5,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,503.20 : 11,245.44 = 3,606.56 : x
  2. Step 2: Convert to fraction form
    7,503.20/11,245.44 = 3,606.56/x
  3. Step 3: Cross multiply
    7,503.20x = 11,245.44 × 3,606.56
  4. Step 4: Simplify right side
    7,503.20x = 40,557,354.09
  5. Step 5: Solve for x
    x = 40,557,354.09/7,503.20
  6. Step 6: Final answer
    x = 5,405.34

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1.5x scale

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.