Home / 11,018.64-16,525.80-4,091.52

Finding the Fourth Proportional to 11,018.64, 16,525.80 and 4,091.52

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Solution

The fourth proportional to 11,018.64, 16,525.80 and 4,091.52 is: 6,136.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018.64 : 16,525.80 = 4,091.52 : x
  2. Step 2: Convert to fraction form
    11,018.64/16,525.80 = 4,091.52/x
  3. Step 3: Cross multiply
    11,018.64x = 16,525.80 × 4,091.52
  4. Step 4: Simplify right side
    11,018.64x = 67,615,641.22
  5. Step 5: Solve for x
    x = 67,615,641.22/11,018.64
  6. Step 6: Final answer
    x = 6,136.48

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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.