Home / 4,778.53-7,167.49-2,004.21

Finding the Fourth Proportional to 4,778.53, 7,167.49 and 2,004.21

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Solution

The fourth proportional to 4,778.53, 7,167.49 and 2,004.21 is: 3,006.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,778.53 : 7,167.49 = 2,004.21 : x
  2. Step 2: Convert to fraction form
    4,778.53/7,167.49 = 2,004.21/x
  3. Step 3: Cross multiply
    4,778.53x = 7,167.49 × 2,004.21
  4. Step 4: Simplify right side
    4,778.53x = 14,365,150.12
  5. Step 5: Solve for x
    x = 14,365,150.12/4,778.53
  6. Step 6: Final answer
    x = 3,006.19

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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.