Home / 6,153.36-9,231.40-2,257.80

Finding the Fourth Proportional to 6,153.36, 9,231.40 and 2,257.80

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Solution

The fourth proportional to 6,153.36, 9,231.40 and 2,257.80 is: 3,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,153.36 : 9,231.40 = 2,257.80 : x
  2. Step 2: Convert to fraction form
    6,153.36/9,231.40 = 2,257.80/x
  3. Step 3: Cross multiply
    6,153.36x = 9,231.40 × 2,257.80
  4. Step 4: Simplify right side
    6,153.36x = 20,842,654.92
  5. Step 5: Solve for x
    x = 20,842,654.92/6,153.36
  6. Step 6: Final answer
    x = 3,387.20

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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.