Home / 4,740.05-7,110.09-1,453.14

Finding the Fourth Proportional to 4,740.05, 7,110.09 and 1,453.14

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Solution

The fourth proportional to 4,740.05, 7,110.09 and 1,453.14 is: 2,179.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.05 : 7,110.09 = 1,453.14 : x
  2. Step 2: Convert to fraction form
    4,740.05/7,110.09 = 1,453.14/x
  3. Step 3: Cross multiply
    4,740.05x = 7,110.09 × 1,453.14
  4. Step 4: Simplify right side
    4,740.05x = 10,331,956.18
  5. Step 5: Solve for x
    x = 10,331,956.18/4,740.05
  6. Step 6: Final answer
    x = 2,179.71

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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.