Home / 8,909.82-13,366.56-2,669.58

Finding the Fourth Proportional to 8,909.82, 13,366.56 and 2,669.58

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Solution

The fourth proportional to 8,909.82, 13,366.56 and 2,669.58 is: 4,004.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,909.82 : 13,366.56 = 2,669.58 : x
  2. Step 2: Convert to fraction form
    8,909.82/13,366.56 = 2,669.58/x
  3. Step 3: Cross multiply
    8,909.82x = 13,366.56 × 2,669.58
  4. Step 4: Simplify right side
    8,909.82x = 35,683,101.24
  5. Step 5: Solve for x
    x = 35,683,101.24/8,909.82
  6. Step 6: Final answer
    x = 4,004.92

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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.