Home / 6,295.22-9,436.20-2,131.28

Finding the Fourth Proportional to 6,295.22, 9,436.20 and 2,131.28

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Solution

The fourth proportional to 6,295.22, 9,436.20 and 2,131.28 is: 3,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,295.22 : 9,436.20 = 2,131.28 : x
  2. Step 2: Convert to fraction form
    6,295.22/9,436.20 = 2,131.28/x
  3. Step 3: Cross multiply
    6,295.22x = 9,436.20 × 2,131.28
  4. Step 4: Simplify right side
    6,295.22x = 20,111,184.34
  5. Step 5: Solve for x
    x = 20,111,184.34/6,295.22
  6. Step 6: Final answer
    x = 3,194.68

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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.