Home / 9,438.31-14,157.14-2,418.38

Finding the Fourth Proportional to 9,438.31, 14,157.14 and 2,418.38

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Solution

The fourth proportional to 9,438.31, 14,157.14 and 2,418.38 is: 3,627.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,438.31 : 14,157.14 = 2,418.38 : x
  2. Step 2: Convert to fraction form
    9,438.31/14,157.14 = 2,418.38/x
  3. Step 3: Cross multiply
    9,438.31x = 14,157.14 × 2,418.38
  4. Step 4: Simplify right side
    9,438.31x = 34,237,376.60
  5. Step 5: Solve for x
    x = 34,237,376.60/9,438.31
  6. Step 6: Final answer
    x = 3,627.49

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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.