Home / 7,408.90-10,224.41-4,051.85

Finding the Fourth Proportional to 7,408.90, 10,224.41 and 4,051.85

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Solution

The fourth proportional to 7,408.90, 10,224.41 and 4,051.85 is: 5,591.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.90 : 10,224.41 = 4,051.85 : x
  2. Step 2: Convert to fraction form
    7,408.90/10,224.41 = 4,051.85/x
  3. Step 3: Cross multiply
    7,408.90x = 10,224.41 × 4,051.85
  4. Step 4: Simplify right side
    7,408.90x = 41,427,775.66
  5. Step 5: Solve for x
    x = 41,427,775.66/7,408.90
  6. Step 6: Final answer
    x = 5,591.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.