Home / 3,322.91-4,579.99-2,326.40

Finding the Fourth Proportional to 3,322.91, 4,579.99 and 2,326.40

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Solution

The fourth proportional to 3,322.91, 4,579.99 and 2,326.40 is: 3,206.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,322.91 : 4,579.99 = 2,326.40 : x
  2. Step 2: Convert to fraction form
    3,322.91/4,579.99 = 2,326.40/x
  3. Step 3: Cross multiply
    3,322.91x = 4,579.99 × 2,326.40
  4. Step 4: Simplify right side
    3,322.91x = 10,654,894.37
  5. Step 5: Solve for x
    x = 10,654,894.37/3,322.91
  6. Step 6: Final answer
    x = 3,206.50

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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.