Home / 3,260.05-4,498.84-1,767.96

Finding the Fourth Proportional to 3,260.05, 4,498.84 and 1,767.96

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Solution

The fourth proportional to 3,260.05, 4,498.84 and 1,767.96 is: 2,439.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.05 : 4,498.84 = 1,767.96 : x
  2. Step 2: Convert to fraction form
    3,260.05/4,498.84 = 1,767.96/x
  3. Step 3: Cross multiply
    3,260.05x = 4,498.84 × 1,767.96
  4. Step 4: Simplify right side
    3,260.05x = 7,953,760.33
  5. Step 5: Solve for x
    x = 7,953,760.33/3,260.05
  6. Step 6: Final answer
    x = 2,439.77

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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.