Home / 3,387.04-4,664.62-3,231.52

Finding the Fourth Proportional to 3,387.04, 4,664.62 and 3,231.52

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Solution

The fourth proportional to 3,387.04, 4,664.62 and 3,231.52 is: 4,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,387.04 : 4,664.62 = 3,231.52 : x
  2. Step 2: Convert to fraction form
    3,387.04/4,664.62 = 3,231.52/x
  3. Step 3: Cross multiply
    3,387.04x = 4,664.62 × 3,231.52
  4. Step 4: Simplify right side
    3,387.04x = 15,073,812.82
  5. Step 5: Solve for x
    x = 15,073,812.82/3,387.04
  6. Step 6: Final answer
    x = 4,450.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.