Home / 9,438.10-14,160.23-2,864.29

Finding the Fourth Proportional to 9,438.10, 14,160.23 and 2,864.29

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Solution

The fourth proportional to 9,438.10, 14,160.23 and 2,864.29 is: 4,297.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.10 : 14,160.23 = 2,864.29 : x
  2. Step 2: Convert to fraction form
    9,438.10/14,160.23 = 2,864.29/x
  3. Step 3: Cross multiply
    9,438.10x = 14,160.23 × 2,864.29
  4. Step 4: Simplify right side
    9,438.10x = 40,558,976.95
  5. Step 5: Solve for x
    x = 40,558,976.95/9,438.10
  6. Step 6: Final answer
    x = 4,297.37

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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.