Home / 9,255.28-13,882.90-3,015.28

Finding the Fourth Proportional to 9,255.28, 13,882.90 and 3,015.28

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Solution

The fourth proportional to 9,255.28, 13,882.90 and 3,015.28 is: 4,522.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,255.28 : 13,882.90 = 3,015.28 : x
  2. Step 2: Convert to fraction form
    9,255.28/13,882.90 = 3,015.28/x
  3. Step 3: Cross multiply
    9,255.28x = 13,882.90 × 3,015.28
  4. Step 4: Simplify right side
    9,255.28x = 41,860,799.77
  5. Step 5: Solve for x
    x = 41,860,799.77/9,255.28
  6. Step 6: Final answer
    x = 4,522.91

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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.