Home / 3,231.96-4,461.78-2,288.52

Finding the Fourth Proportional to 3,231.96, 4,461.78 and 2,288.52

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Solution

The fourth proportional to 3,231.96, 4,461.78 and 2,288.52 is: 3,159.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.96 : 4,461.78 = 2,288.52 : x
  2. Step 2: Convert to fraction form
    3,231.96/4,461.78 = 2,288.52/x
  3. Step 3: Cross multiply
    3,231.96x = 4,461.78 × 2,288.52
  4. Step 4: Simplify right side
    3,231.96x = 10,210,872.77
  5. Step 5: Solve for x
    x = 10,210,872.77/3,231.96
  6. Step 6: Final answer
    x = 3,159.34

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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.