Home / 2,909.93-4,357.26-2,669.36

Finding the Fourth Proportional to 2,909.93, 4,357.26 and 2,669.36

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Solution

The fourth proportional to 2,909.93, 4,357.26 and 2,669.36 is: 3,997.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,909.93 : 4,357.26 = 2,669.36 : x
  2. Step 2: Convert to fraction form
    2,909.93/4,357.26 = 2,669.36/x
  3. Step 3: Cross multiply
    2,909.93x = 4,357.26 × 2,669.36
  4. Step 4: Simplify right side
    2,909.93x = 11,631,073.77
  5. Step 5: Solve for x
    x = 11,631,073.77/2,909.93
  6. Step 6: Final answer
    x = 3,997.04

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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.