Home / 2,077.32-3,122.12-1,924.56

Finding the Fourth Proportional to 2,077.32, 3,122.12 and 1,924.56

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Solution

The fourth proportional to 2,077.32, 3,122.12 and 1,924.56 is: 2,892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.32 : 3,122.12 = 1,924.56 : x
  2. Step 2: Convert to fraction form
    2,077.32/3,122.12 = 1,924.56/x
  3. Step 3: Cross multiply
    2,077.32x = 3,122.12 × 1,924.56
  4. Step 4: Simplify right side
    2,077.32x = 6,008,707.27
  5. Step 5: Solve for x
    x = 6,008,707.27/2,077.32
  6. Step 6: Final answer
    x = 2,892.53

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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.