Home / 7,410.70-11,110.65-3,025.90

Finding the Fourth Proportional to 7,410.70, 11,110.65 and 3,025.90

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Solution

The fourth proportional to 7,410.70, 11,110.65 and 3,025.90 is: 4,536.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,410.70 : 11,110.65 = 3,025.90 : x
  2. Step 2: Convert to fraction form
    7,410.70/11,110.65 = 3,025.90/x
  3. Step 3: Cross multiply
    7,410.70x = 11,110.65 × 3,025.90
  4. Step 4: Simplify right side
    7,410.70x = 33,619,715.84
  5. Step 5: Solve for x
    x = 33,619,715.84/7,410.70
  6. Step 6: Final answer
    x = 4,536.65

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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.