Home / 4,892.49-7,338.74-3,438.14

Finding the Fourth Proportional to 4,892.49, 7,338.74 and 3,438.14

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Solution

The fourth proportional to 4,892.49, 7,338.74 and 3,438.14 is: 5,157.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,892.49 : 7,338.74 = 3,438.14 : x
  2. Step 2: Convert to fraction form
    4,892.49/7,338.74 = 3,438.14/x
  3. Step 3: Cross multiply
    4,892.49x = 7,338.74 × 3,438.14
  4. Step 4: Simplify right side
    4,892.49x = 25,231,561.66
  5. Step 5: Solve for x
    x = 25,231,561.66/4,892.49
  6. Step 6: Final answer
    x = 5,157.20

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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.