Home / 6,128.76-9,184.94-2,229.48

Finding the Fourth Proportional to 6,128.76, 9,184.94 and 2,229.48

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Solution

The fourth proportional to 6,128.76, 9,184.94 and 2,229.48 is: 3,341.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.76 : 9,184.94 = 2,229.48 : x
  2. Step 2: Convert to fraction form
    6,128.76/9,184.94 = 2,229.48/x
  3. Step 3: Cross multiply
    6,128.76x = 9,184.94 × 2,229.48
  4. Step 4: Simplify right side
    6,128.76x = 20,477,640.03
  5. Step 5: Solve for x
    x = 20,477,640.03/6,128.76
  6. Step 6: Final answer
    x = 3,341.24

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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.