Home / 4,778.99-7,168.41-2,314.02

Finding the Fourth Proportional to 4,778.99, 7,168.41 and 2,314.02

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Solution

The fourth proportional to 4,778.99, 7,168.41 and 2,314.02 is: 3,471.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.99 : 7,168.41 = 2,314.02 : x
  2. Step 2: Convert to fraction form
    4,778.99/7,168.41 = 2,314.02/x
  3. Step 3: Cross multiply
    4,778.99x = 7,168.41 × 2,314.02
  4. Step 4: Simplify right side
    4,778.99x = 16,587,844.11
  5. Step 5: Solve for x
    x = 16,587,844.11/4,778.99
  6. Step 6: Final answer
    x = 3,471.00

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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.