Home / 9,231.46-13,846.74-3,387.70

Finding the Fourth Proportional to 9,231.46, 13,846.74 and 3,387.70

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Solution

The fourth proportional to 9,231.46, 13,846.74 and 3,387.70 is: 5,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,231.46 : 13,846.74 = 3,387.70 : x
  2. Step 2: Convert to fraction form
    9,231.46/13,846.74 = 3,387.70/x
  3. Step 3: Cross multiply
    9,231.46x = 13,846.74 × 3,387.70
  4. Step 4: Simplify right side
    9,231.46x = 46,908,601.10
  5. Step 5: Solve for x
    x = 46,908,601.10/9,231.46
  6. Step 6: Final answer
    x = 5,081.38

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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.