Home / 9,021.40-13,532.94-2,447.64

Finding the Fourth Proportional to 9,021.40, 13,532.94 and 2,447.64

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Solution

The fourth proportional to 9,021.40, 13,532.94 and 2,447.64 is: 3,671.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,021.40 : 13,532.94 = 2,447.64 : x
  2. Step 2: Convert to fraction form
    9,021.40/13,532.94 = 2,447.64/x
  3. Step 3: Cross multiply
    9,021.40x = 13,532.94 × 2,447.64
  4. Step 4: Simplify right side
    9,021.40x = 33,123,765.26
  5. Step 5: Solve for x
    x = 33,123,765.26/9,021.40
  6. Step 6: Final answer
    x = 3,671.69

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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.