Home / 4,231.35-6,345.18-3,258.15

Finding the Fourth Proportional to 4,231.35, 6,345.18 and 3,258.15

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Solution

The fourth proportional to 4,231.35, 6,345.18 and 3,258.15 is: 4,885.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.35 : 6,345.18 = 3,258.15 : x
  2. Step 2: Convert to fraction form
    4,231.35/6,345.18 = 3,258.15/x
  3. Step 3: Cross multiply
    4,231.35x = 6,345.18 × 3,258.15
  4. Step 4: Simplify right side
    4,231.35x = 20,673,548.22
  5. Step 5: Solve for x
    x = 20,673,548.22/4,231.35
  6. Step 6: Final answer
    x = 4,885.80

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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.