Home / 10,026.36-15,040.42-2,630.80

Finding the Fourth Proportional to 10,026.36, 15,040.42 and 2,630.80

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Solution

The fourth proportional to 10,026.36, 15,040.42 and 2,630.80 is: 3,946.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,026.36 : 15,040.42 = 2,630.80 : x
  2. Step 2: Convert to fraction form
    10,026.36/15,040.42 = 2,630.80/x
  3. Step 3: Cross multiply
    10,026.36x = 15,040.42 × 2,630.80
  4. Step 4: Simplify right side
    10,026.36x = 39,568,336.94
  5. Step 5: Solve for x
    x = 39,568,336.94/10,026.36
  6. Step 6: Final answer
    x = 3,946.43

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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.