Home / 3,564.59-4,919.24-1,992.65

Finding the Fourth Proportional to 3,564.59, 4,919.24 and 1,992.65

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Solution

The fourth proportional to 3,564.59, 4,919.24 and 1,992.65 is: 2,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,564.59 : 4,919.24 = 1,992.65 : x
  2. Step 2: Convert to fraction form
    3,564.59/4,919.24 = 1,992.65/x
  3. Step 3: Cross multiply
    3,564.59x = 4,919.24 × 1,992.65
  4. Step 4: Simplify right side
    3,564.59x = 9,802,323.59
  5. Step 5: Solve for x
    x = 9,802,323.59/3,564.59
  6. Step 6: Final answer
    x = 2,749.92

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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.