Home / 3,057.12-4,584.98-1,412.08

Finding the Fourth Proportional to 3,057.12, 4,584.98 and 1,412.08

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Solution

The fourth proportional to 3,057.12, 4,584.98 and 1,412.08 is: 2,117.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,057.12 : 4,584.98 = 1,412.08 : x
  2. Step 2: Convert to fraction form
    3,057.12/4,584.98 = 1,412.08/x
  3. Step 3: Cross multiply
    3,057.12x = 4,584.98 × 1,412.08
  4. Step 4: Simplify right side
    3,057.12x = 6,474,350.63
  5. Step 5: Solve for x
    x = 6,474,350.63/3,057.12
  6. Step 6: Final answer
    x = 2,117.79

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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.