Home / 9,416.12-14,115.46-3,489.71

Finding the Fourth Proportional to 9,416.12, 14,115.46 and 3,489.71

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Solution

The fourth proportional to 9,416.12, 14,115.46 and 3,489.71 is: 5,231.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,416.12 : 14,115.46 = 3,489.71 : x
  2. Step 2: Convert to fraction form
    9,416.12/14,115.46 = 3,489.71/x
  3. Step 3: Cross multiply
    9,416.12x = 14,115.46 × 3,489.71
  4. Step 4: Simplify right side
    9,416.12x = 49,258,773.89
  5. Step 5: Solve for x
    x = 49,258,773.89/9,416.12
  6. Step 6: Final answer
    x = 5,231.32

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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.