Home / 7,408.23-11,108.03-4,323.75

Finding the Fourth Proportional to 7,408.23, 11,108.03 and 4,323.75

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Solution

The fourth proportional to 7,408.23, 11,108.03 and 4,323.75 is: 6,483.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.23 : 11,108.03 = 4,323.75 : x
  2. Step 2: Convert to fraction form
    7,408.23/11,108.03 = 4,323.75/x
  3. Step 3: Cross multiply
    7,408.23x = 11,108.03 × 4,323.75
  4. Step 4: Simplify right side
    7,408.23x = 48,028,323.09
  5. Step 5: Solve for x
    x = 48,028,323.09/7,408.23
  6. Step 6: Final answer
    x = 6,483.10

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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.