Home / 5,240.99-7,232.58-2,883.14

Finding the Fourth Proportional to 5,240.99, 7,232.58 and 2,883.14

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Solution

The fourth proportional to 5,240.99, 7,232.58 and 2,883.14 is: 3,978.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.99 : 7,232.58 = 2,883.14 : x
  2. Step 2: Convert to fraction form
    5,240.99/7,232.58 = 2,883.14/x
  3. Step 3: Cross multiply
    5,240.99x = 7,232.58 × 2,883.14
  4. Step 4: Simplify right side
    5,240.99x = 20,852,504.54
  5. Step 5: Solve for x
    x = 20,852,504.54/5,240.99
  6. Step 6: Final answer
    x = 3,978.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.