Home / 6,128.17-9,194.01-3,009.08

Finding the Fourth Proportional to 6,128.17, 9,194.01 and 3,009.08

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Solution

The fourth proportional to 6,128.17, 9,194.01 and 3,009.08 is: 4,514.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,128.17 : 9,194.01 = 3,009.08 : x
  2. Step 2: Convert to fraction form
    6,128.17/9,194.01 = 3,009.08/x
  3. Step 3: Cross multiply
    6,128.17x = 9,194.01 × 3,009.08
  4. Step 4: Simplify right side
    6,128.17x = 27,665,503.10
  5. Step 5: Solve for x
    x = 27,665,503.10/6,128.17
  6. Step 6: Final answer
    x = 4,514.48

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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.