Home / 11,511.36-17,252.32-7,349.76

Finding the Fourth Proportional to 11,511.36, 17,252.32 and 7,349.76

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Solution

The fourth proportional to 11,511.36, 17,252.32 and 7,349.76 is: 11,015.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,511.36 : 17,252.32 = 7,349.76 : x
  2. Step 2: Convert to fraction form
    11,511.36/17,252.32 = 7,349.76/x
  3. Step 3: Cross multiply
    11,511.36x = 17,252.32 × 7,349.76
  4. Step 4: Simplify right side
    11,511.36x = 126,800,411.44
  5. Step 5: Solve for x
    x = 126,800,411.44/11,511.36
  6. Step 6: Final answer
    x = 11,015.24

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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.