Home / 7,418.88-11,130.14-2,224.75

Finding the Fourth Proportional to 7,418.88, 11,130.14 and 2,224.75

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Solution

The fourth proportional to 7,418.88, 11,130.14 and 2,224.75 is: 3,337.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418.88 : 11,130.14 = 2,224.75 : x
  2. Step 2: Convert to fraction form
    7,418.88/11,130.14 = 2,224.75/x
  3. Step 3: Cross multiply
    7,418.88x = 11,130.14 × 2,224.75
  4. Step 4: Simplify right side
    7,418.88x = 24,761,778.97
  5. Step 5: Solve for x
    x = 24,761,778.97/7,418.88
  6. Step 6: Final answer
    x = 3,337.67

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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.