Home / 3,245.82-4,867.68-1,054.08

Finding the Fourth Proportional to 3,245.82, 4,867.68 and 1,054.08

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Solution

The fourth proportional to 3,245.82, 4,867.68 and 1,054.08 is: 1,580.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,245.82 : 4,867.68 = 1,054.08 : x
  2. Step 2: Convert to fraction form
    3,245.82/4,867.68 = 1,054.08/x
  3. Step 3: Cross multiply
    3,245.82x = 4,867.68 × 1,054.08
  4. Step 4: Simplify right side
    3,245.82x = 5,130,924.13
  5. Step 5: Solve for x
    x = 5,130,924.13/3,245.82
  6. Step 6: Final answer
    x = 1,580.78

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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.