Home / 9,489.97-14,232.78-2,825.11

Finding the Fourth Proportional to 9,489.97, 14,232.78 and 2,825.11

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Solution

The fourth proportional to 9,489.97, 14,232.78 and 2,825.11 is: 4,237.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,489.97 : 14,232.78 = 2,825.11 : x
  2. Step 2: Convert to fraction form
    9,489.97/14,232.78 = 2,825.11/x
  3. Step 3: Cross multiply
    9,489.97x = 14,232.78 × 2,825.11
  4. Step 4: Simplify right side
    9,489.97x = 40,209,169.11
  5. Step 5: Solve for x
    x = 40,209,169.11/9,489.97
  6. Step 6: Final answer
    x = 4,237.02

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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.