Home / 7,315.65-10,974.39-2,383.98

Finding the Fourth Proportional to 7,315.65, 10,974.39 and 2,383.98

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Solution

The fourth proportional to 7,315.65, 10,974.39 and 2,383.98 is: 3,576.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315.65 : 10,974.39 = 2,383.98 : x
  2. Step 2: Convert to fraction form
    7,315.65/10,974.39 = 2,383.98/x
  3. Step 3: Cross multiply
    7,315.65x = 10,974.39 × 2,383.98
  4. Step 4: Simplify right side
    7,315.65x = 26,162,726.27
  5. Step 5: Solve for x
    x = 26,162,726.27/7,315.65
  6. Step 6: Final answer
    x = 3,576.27

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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.