Home / 3,345.43-5,016.68-1,785.08

Finding the Fourth Proportional to 3,345.43, 5,016.68 and 1,785.08

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Solution

The fourth proportional to 3,345.43, 5,016.68 and 1,785.08 is: 2,676.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.43 : 5,016.68 = 1,785.08 : x
  2. Step 2: Convert to fraction form
    3,345.43/5,016.68 = 1,785.08/x
  3. Step 3: Cross multiply
    3,345.43x = 5,016.68 × 1,785.08
  4. Step 4: Simplify right side
    3,345.43x = 8,955,175.13
  5. Step 5: Solve for x
    x = 8,955,175.13/3,345.43
  6. Step 6: Final answer
    x = 2,676.84

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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.