Home / 10,136.80-15,201.51-3,893.59

Finding the Fourth Proportional to 10,136.80, 15,201.51 and 3,893.59

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Solution

The fourth proportional to 10,136.80, 15,201.51 and 3,893.59 is: 5,838.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,136.80 : 15,201.51 = 3,893.59 : x
  2. Step 2: Convert to fraction form
    10,136.80/15,201.51 = 3,893.59/x
  3. Step 3: Cross multiply
    10,136.80x = 15,201.51 × 3,893.59
  4. Step 4: Simplify right side
    10,136.80x = 59,188,447.32
  5. Step 5: Solve for x
    x = 59,188,447.32/10,136.80
  6. Step 6: Final answer
    x = 5,838.97

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1.5x scale

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.