Home / 4,740.99-7,111.17-1,453.79

Finding the Fourth Proportional to 4,740.99, 7,111.17 and 1,453.79

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Solution

The fourth proportional to 4,740.99, 7,111.17 and 1,453.79 is: 2,180.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,740.99 : 7,111.17 = 1,453.79 : x
  2. Step 2: Convert to fraction form
    4,740.99/7,111.17 = 1,453.79/x
  3. Step 3: Cross multiply
    4,740.99x = 7,111.17 × 1,453.79
  4. Step 4: Simplify right side
    4,740.99x = 10,338,112.28
  5. Step 5: Solve for x
    x = 10,338,112.28/4,740.99
  6. Step 6: Final answer
    x = 2,180.58

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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.