Home / 4,091.04-6,128.40-3,755.04

Finding the Fourth Proportional to 4,091.04, 6,128.40 and 3,755.04

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Solution

The fourth proportional to 4,091.04, 6,128.40 and 3,755.04 is: 5,625.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,091.04 : 6,128.40 = 3,755.04 : x
  2. Step 2: Convert to fraction form
    4,091.04/6,128.40 = 3,755.04/x
  3. Step 3: Cross multiply
    4,091.04x = 6,128.40 × 3,755.04
  4. Step 4: Simplify right side
    4,091.04x = 23,012,387.14
  5. Step 5: Solve for x
    x = 23,012,387.14/4,091.04
  6. Step 6: Final answer
    x = 5,625.07

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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.