Home / 3,072.74-4,605.46-1,739.88

Finding the Fourth Proportional to 3,072.74, 4,605.46 and 1,739.88

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Solution

The fourth proportional to 3,072.74, 4,605.46 and 1,739.88 is: 2,607.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.74 : 4,605.46 = 1,739.88 : x
  2. Step 2: Convert to fraction form
    3,072.74/4,605.46 = 1,739.88/x
  3. Step 3: Cross multiply
    3,072.74x = 4,605.46 × 1,739.88
  4. Step 4: Simplify right side
    3,072.74x = 8,012,943.40
  5. Step 5: Solve for x
    x = 8,012,943.40/3,072.74
  6. Step 6: Final answer
    x = 2,607.76

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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.