Home / 2,669.91-4,005.98-1,110.26

Finding the Fourth Proportional to 2,669.91, 4,005.98 and 1,110.26

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Solution

The fourth proportional to 2,669.91, 4,005.98 and 1,110.26 is: 1,665.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669.91 : 4,005.98 = 1,110.26 : x
  2. Step 2: Convert to fraction form
    2,669.91/4,005.98 = 1,110.26/x
  3. Step 3: Cross multiply
    2,669.91x = 4,005.98 × 1,110.26
  4. Step 4: Simplify right side
    2,669.91x = 4,447,653.77
  5. Step 5: Solve for x
    x = 4,447,653.77/2,669.91
  6. Step 6: Final answer
    x = 1,665.84

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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.