Home / 11,522.28-17,283.36-7,625.76

Finding the Fourth Proportional to 11,522.28, 17,283.36 and 7,625.76

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Solution

The fourth proportional to 11,522.28, 17,283.36 and 7,625.76 is: 11,438.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,522.28 : 17,283.36 = 7,625.76 : x
  2. Step 2: Convert to fraction form
    11,522.28/17,283.36 = 7,625.76/x
  3. Step 3: Cross multiply
    11,522.28x = 17,283.36 × 7,625.76
  4. Step 4: Simplify right side
    11,522.28x = 131,798,755.35
  5. Step 5: Solve for x
    x = 131,798,755.35/11,522.28
  6. Step 6: Final answer
    x = 11,438.60

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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.