Home / 9,438.33-14,158.01-2,418.40

Finding the Fourth Proportional to 9,438.33, 14,158.01 and 2,418.40

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Solution

The fourth proportional to 9,438.33, 14,158.01 and 2,418.40 is: 3,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.33 : 14,158.01 = 2,418.40 : x
  2. Step 2: Convert to fraction form
    9,438.33/14,158.01 = 2,418.40/x
  3. Step 3: Cross multiply
    9,438.33x = 14,158.01 × 2,418.40
  4. Step 4: Simplify right side
    9,438.33x = 34,239,731.38
  5. Step 5: Solve for x
    x = 34,239,731.38/9,438.33
  6. Step 6: Final answer
    x = 3,627.73

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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.