Home / 9,257.46-13,891.65-3,418.14

Finding the Fourth Proportional to 9,257.46, 13,891.65 and 3,418.14

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Solution

The fourth proportional to 9,257.46, 13,891.65 and 3,418.14 is: 5,129.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,257.46 : 13,891.65 = 3,418.14 : x
  2. Step 2: Convert to fraction form
    9,257.46/13,891.65 = 3,418.14/x
  3. Step 3: Cross multiply
    9,257.46x = 13,891.65 × 3,418.14
  4. Step 4: Simplify right side
    9,257.46x = 47,483,604.53
  5. Step 5: Solve for x
    x = 47,483,604.53/9,257.46
  6. Step 6: Final answer
    x = 5,129.23

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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.