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Finding the Fourth Proportional to 2,437.41, 3,655.46 and 682.30

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Solution

The fourth proportional to 2,437.41, 3,655.46 and 682.30 is: 1,023.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,437.41 : 3,655.46 = 682.30 : x
  2. Step 2: Convert to fraction form
    2,437.41/3,655.46 = 682.30/x
  3. Step 3: Cross multiply
    2,437.41x = 3,655.46 × 682.30
  4. Step 4: Simplify right side
    2,437.41x = 2,494,120.36
  5. Step 5: Solve for x
    x = 2,494,120.36/2,437.41
  6. Step 6: Final answer
    x = 1,023.27

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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.