Home / 5,005.26-6,909.75-3,883.68

Finding the Fourth Proportional to 5,005.26, 6,909.75 and 3,883.68

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Solution

The fourth proportional to 5,005.26, 6,909.75 and 3,883.68 is: 5,361.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005.26 : 6,909.75 = 3,883.68 : x
  2. Step 2: Convert to fraction form
    5,005.26/6,909.75 = 3,883.68/x
  3. Step 3: Cross multiply
    5,005.26x = 6,909.75 × 3,883.68
  4. Step 4: Simplify right side
    5,005.26x = 26,835,257.88
  5. Step 5: Solve for x
    x = 26,835,257.88/5,005.26
  6. Step 6: Final answer
    x = 5,361.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.