Home / 11,007.60-16,511.40-3,610.29

Finding the Fourth Proportional to 11,007.60, 16,511.40 and 3,610.29

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Solution

The fourth proportional to 11,007.60, 16,511.40 and 3,610.29 is: 5,415.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.60 : 16,511.40 = 3,610.29 : x
  2. Step 2: Convert to fraction form
    11,007.60/16,511.40 = 3,610.29/x
  3. Step 3: Cross multiply
    11,007.60x = 16,511.40 × 3,610.29
  4. Step 4: Simplify right side
    11,007.60x = 59,610,942.31
  5. Step 5: Solve for x
    x = 59,610,942.31/11,007.60
  6. Step 6: Final answer
    x = 5,415.44

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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.