Home / 9,164.21-13,746.78-2,589.84

Finding the Fourth Proportional to 9,164.21, 13,746.78 and 2,589.84

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Solution

The fourth proportional to 9,164.21, 13,746.78 and 2,589.84 is: 3,884.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,164.21 : 13,746.78 = 2,589.84 : x
  2. Step 2: Convert to fraction form
    9,164.21/13,746.78 = 2,589.84/x
  3. Step 3: Cross multiply
    9,164.21x = 13,746.78 × 2,589.84
  4. Step 4: Simplify right side
    9,164.21x = 35,601,960.72
  5. Step 5: Solve for x
    x = 35,601,960.72/9,164.21
  6. Step 6: Final answer
    x = 3,884.89

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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.