Home / 2,119.08-2,924.33-1,174.88

Finding the Fourth Proportional to 2,119.08, 2,924.33 and 1,174.88

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Solution

The fourth proportional to 2,119.08, 2,924.33 and 1,174.88 is: 1,621.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,119.08 : 2,924.33 = 1,174.88 : x
  2. Step 2: Convert to fraction form
    2,119.08/2,924.33 = 1,174.88/x
  3. Step 3: Cross multiply
    2,119.08x = 2,924.33 × 1,174.88
  4. Step 4: Simplify right side
    2,119.08x = 3,435,716.33
  5. Step 5: Solve for x
    x = 3,435,716.33/2,119.08
  6. Step 6: Final answer
    x = 1,621.32

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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.