Home / 7,408.76-11,115.06-6,094.68

Finding the Fourth Proportional to 7,408.76, 11,115.06 and 6,094.68

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Solution

The fourth proportional to 7,408.76, 11,115.06 and 6,094.68 is: 9,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,408.76 : 11,115.06 = 6,094.68 : x
  2. Step 2: Convert to fraction form
    7,408.76/11,115.06 = 6,094.68/x
  3. Step 3: Cross multiply
    7,408.76x = 11,115.06 × 6,094.68
  4. Step 4: Simplify right side
    7,408.76x = 67,742,733.88
  5. Step 5: Solve for x
    x = 67,742,733.88/7,408.76
  6. Step 6: Final answer
    x = 9,143.60

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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.