Home / 11,605.48-17,408.22-4,208.56

Finding the Fourth Proportional to 11,605.48, 17,408.22 and 4,208.56

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Solution

The fourth proportional to 11,605.48, 17,408.22 and 4,208.56 is: 6,312.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,605.48 : 17,408.22 = 4,208.56 : x
  2. Step 2: Convert to fraction form
    11,605.48/17,408.22 = 4,208.56/x
  3. Step 3: Cross multiply
    11,605.48x = 17,408.22 × 4,208.56
  4. Step 4: Simplify right side
    11,605.48x = 73,263,538.36
  5. Step 5: Solve for x
    x = 73,263,538.36/11,605.48
  6. Step 6: Final answer
    x = 6,312.84

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Similar ratio
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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.