Home / 4,679.55-7,020.37-1,757.88

Finding the Fourth Proportional to 4,679.55, 7,020.37 and 1,757.88

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Solution

The fourth proportional to 4,679.55, 7,020.37 and 1,757.88 is: 2,637.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,679.55 : 7,020.37 = 1,757.88 : x
  2. Step 2: Convert to fraction form
    4,679.55/7,020.37 = 1,757.88/x
  3. Step 3: Cross multiply
    4,679.55x = 7,020.37 × 1,757.88
  4. Step 4: Simplify right side
    4,679.55x = 12,340,934.00
  5. Step 5: Solve for x
    x = 12,340,934.00/4,679.55
  6. Step 6: Final answer
    x = 2,637.21

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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.