Home / 11,352.36-17,021.70-4,418.76

Finding the Fourth Proportional to 11,352.36, 17,021.70 and 4,418.76

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Solution

The fourth proportional to 11,352.36, 17,021.70 and 4,418.76 is: 6,625.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,352.36 : 17,021.70 = 4,418.76 : x
  2. Step 2: Convert to fraction form
    11,352.36/17,021.70 = 4,418.76/x
  3. Step 3: Cross multiply
    11,352.36x = 17,021.70 × 4,418.76
  4. Step 4: Simplify right side
    11,352.36x = 75,214,807.09
  5. Step 5: Solve for x
    x = 75,214,807.09/11,352.36
  6. Step 6: Final answer
    x = 6,625.48

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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.