Home / 2,732.07-3,770.67-1,670.46

Finding the Fourth Proportional to 2,732.07, 3,770.67 and 1,670.46

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Solution

The fourth proportional to 2,732.07, 3,770.67 and 1,670.46 is: 2,305.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.07 : 3,770.67 = 1,670.46 : x
  2. Step 2: Convert to fraction form
    2,732.07/3,770.67 = 1,670.46/x
  3. Step 3: Cross multiply
    2,732.07x = 3,770.67 × 1,670.46
  4. Step 4: Simplify right side
    2,732.07x = 6,298,753.41
  5. Step 5: Solve for x
    x = 6,298,753.41/2,732.07
  6. Step 6: Final answer
    x = 2,305.49

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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.