Home / 3,052.89-4,212.97-1,655.64

Finding the Fourth Proportional to 3,052.89, 4,212.97 and 1,655.64

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Solution

The fourth proportional to 3,052.89, 4,212.97 and 1,655.64 is: 2,284.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,052.89 : 4,212.97 = 1,655.64 : x
  2. Step 2: Convert to fraction form
    3,052.89/4,212.97 = 1,655.64/x
  3. Step 3: Cross multiply
    3,052.89x = 4,212.97 × 1,655.64
  4. Step 4: Simplify right side
    3,052.89x = 6,975,161.65
  5. Step 5: Solve for x
    x = 6,975,161.65/3,052.89
  6. Step 6: Final answer
    x = 2,284.77

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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.