Home / 9,161.64-13,741.38-2,588.40

Finding the Fourth Proportional to 9,161.64, 13,741.38 and 2,588.40

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Solution

The fourth proportional to 9,161.64, 13,741.38 and 2,588.40 is: 3,882.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,161.64 : 13,741.38 = 2,588.40 : x
  2. Step 2: Convert to fraction form
    9,161.64/13,741.38 = 2,588.40/x
  3. Step 3: Cross multiply
    9,161.64x = 13,741.38 × 2,588.40
  4. Step 4: Simplify right side
    9,161.64x = 35,568,187.99
  5. Step 5: Solve for x
    x = 35,568,187.99/9,161.64
  6. Step 6: Final answer
    x = 3,882.29

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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.