Home / 5,423.28-8,131.44-2,502.24

Finding the Fourth Proportional to 5,423.28, 8,131.44 and 2,502.24

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Solution

The fourth proportional to 5,423.28, 8,131.44 and 2,502.24 is: 3,751.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,423.28 : 8,131.44 = 2,502.24 : x
  2. Step 2: Convert to fraction form
    5,423.28/8,131.44 = 2,502.24/x
  3. Step 3: Cross multiply
    5,423.28x = 8,131.44 × 2,502.24
  4. Step 4: Simplify right side
    5,423.28x = 20,346,814.43
  5. Step 5: Solve for x
    x = 20,346,814.43/5,423.28
  6. Step 6: Final answer
    x = 3,751.75

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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.