Home / 11,649.12-17,473.71-5,408.34

Finding the Fourth Proportional to 11,649.12, 17,473.71 and 5,408.34

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Solution

The fourth proportional to 11,649.12, 17,473.71 and 5,408.34 is: 8,112.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,649.12 : 17,473.71 = 5,408.34 : x
  2. Step 2: Convert to fraction form
    11,649.12/17,473.71 = 5,408.34/x
  3. Step 3: Cross multiply
    11,649.12x = 17,473.71 × 5,408.34
  4. Step 4: Simplify right side
    11,649.12x = 94,503,764.74
  5. Step 5: Solve for x
    x = 94,503,764.74/11,649.12
  6. Step 6: Final answer
    x = 8,112.52

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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.