Home / 2,325.29-3,199.38-2,009.54

Finding the Fourth Proportional to 2,325.29, 3,199.38 and 2,009.54

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Solution

The fourth proportional to 2,325.29, 3,199.38 and 2,009.54 is: 2,764.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325.29 : 3,199.38 = 2,009.54 : x
  2. Step 2: Convert to fraction form
    2,325.29/3,199.38 = 2,009.54/x
  3. Step 3: Cross multiply
    2,325.29x = 3,199.38 × 2,009.54
  4. Step 4: Simplify right side
    2,325.29x = 6,429,282.09
  5. Step 5: Solve for x
    x = 6,429,282.09/2,325.29
  6. Step 6: Final answer
    x = 2,764.94

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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.