Home / 2,924.82-4,380.61-2,051.20

Finding the Fourth Proportional to 2,924.82, 4,380.61 and 2,051.20

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Solution

The fourth proportional to 2,924.82, 4,380.61 and 2,051.20 is: 3,072.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,924.82 : 4,380.61 = 2,051.20 : x
  2. Step 2: Convert to fraction form
    2,924.82/4,380.61 = 2,051.20/x
  3. Step 3: Cross multiply
    2,924.82x = 4,380.61 × 2,051.20
  4. Step 4: Simplify right side
    2,924.82x = 8,985,507.23
  5. Step 5: Solve for x
    x = 8,985,507.23/2,924.82
  6. Step 6: Final answer
    x = 3,072.16

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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.