Home / 3,057.12-4,584.72-1,962.72

Finding the Fourth Proportional to 3,057.12, 4,584.72 and 1,962.72

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Solution

The fourth proportional to 3,057.12, 4,584.72 and 1,962.72 is: 2,943.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.12 : 4,584.72 = 1,962.72 : x
  2. Step 2: Convert to fraction form
    3,057.12/4,584.72 = 1,962.72/x
  3. Step 3: Cross multiply
    3,057.12x = 4,584.72 × 1,962.72
  4. Step 4: Simplify right side
    3,057.12x = 8,998,521.64
  5. Step 5: Solve for x
    x = 8,998,521.64/3,057.12
  6. Step 6: Final answer
    x = 2,943.46

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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.