Home / 7,408.34-11,113.37-2,476.85

Finding the Fourth Proportional to 7,408.34, 11,113.37 and 2,476.85

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Solution

The fourth proportional to 7,408.34, 11,113.37 and 2,476.85 is: 3,715.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.34 : 11,113.37 = 2,476.85 : x
  2. Step 2: Convert to fraction form
    7,408.34/11,113.37 = 2,476.85/x
  3. Step 3: Cross multiply
    7,408.34x = 11,113.37 × 2,476.85
  4. Step 4: Simplify right side
    7,408.34x = 27,526,150.48
  5. Step 5: Solve for x
    x = 27,526,150.48/7,408.34
  6. Step 6: Final answer
    x = 3,715.56

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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.