Home / 5,231.25-7,846.19-2,308.87

Finding the Fourth Proportional to 5,231.25, 7,846.19 and 2,308.87

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Solution

The fourth proportional to 5,231.25, 7,846.19 and 2,308.87 is: 3,463.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,231.25 : 7,846.19 = 2,308.87 : x
  2. Step 2: Convert to fraction form
    5,231.25/7,846.19 = 2,308.87/x
  3. Step 3: Cross multiply
    5,231.25x = 7,846.19 × 2,308.87
  4. Step 4: Simplify right side
    5,231.25x = 18,115,821.16
  5. Step 5: Solve for x
    x = 18,115,821.16/5,231.25
  6. Step 6: Final answer
    x = 3,463.00

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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.