Home / 9,420.31-14,136.14-3,576.97

Finding the Fourth Proportional to 9,420.31, 14,136.14 and 3,576.97

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Solution

The fourth proportional to 9,420.31, 14,136.14 and 3,576.97 is: 5,367.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.31 : 14,136.14 = 3,576.97 : x
  2. Step 2: Convert to fraction form
    9,420.31/14,136.14 = 3,576.97/x
  3. Step 3: Cross multiply
    9,420.31x = 14,136.14 × 3,576.97
  4. Step 4: Simplify right side
    9,420.31x = 50,564,548.70
  5. Step 5: Solve for x
    x = 50,564,548.70/9,420.31
  6. Step 6: Final answer
    x = 5,367.61

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1.5x scale

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.