Home / 2,385.18-3,576.96-923.94

Finding the Fourth Proportional to 2,385.18, 3,576.96 and 923.94

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Solution

The fourth proportional to 2,385.18, 3,576.96 and 923.94 is: 1,385.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,385.18 : 3,576.96 = 923.94 : x
  2. Step 2: Convert to fraction form
    2,385.18/3,576.96 = 923.94/x
  3. Step 3: Cross multiply
    2,385.18x = 3,576.96 × 923.94
  4. Step 4: Simplify right side
    2,385.18x = 3,304,896.42
  5. Step 5: Solve for x
    x = 3,304,896.42/2,385.18
  6. Step 6: Final answer
    x = 1,385.60

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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.