Home / 2,922.14-4,376.09-1,536.64

Finding the Fourth Proportional to 2,922.14, 4,376.09 and 1,536.64

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Solution

The fourth proportional to 2,922.14, 4,376.09 and 1,536.64 is: 2,301.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,922.14 : 4,376.09 = 1,536.64 : x
  2. Step 2: Convert to fraction form
    2,922.14/4,376.09 = 1,536.64/x
  3. Step 3: Cross multiply
    2,922.14x = 4,376.09 × 1,536.64
  4. Step 4: Simplify right side
    2,922.14x = 6,724,467.84
  5. Step 5: Solve for x
    x = 6,724,467.84/2,922.14
  6. Step 6: Final answer
    x = 2,301.21

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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.