Home / 3,423.16-4,720.26-2,796.22

Finding the Fourth Proportional to 3,423.16, 4,720.26 and 2,796.22

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Solution

The fourth proportional to 3,423.16, 4,720.26 and 2,796.22 is: 3,855.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,423.16 : 4,720.26 = 2,796.22 : x
  2. Step 2: Convert to fraction form
    3,423.16/4,720.26 = 2,796.22/x
  3. Step 3: Cross multiply
    3,423.16x = 4,720.26 × 2,796.22
  4. Step 4: Simplify right side
    3,423.16x = 13,198,885.42
  5. Step 5: Solve for x
    x = 13,198,885.42/3,423.16
  6. Step 6: Final answer
    x = 3,855.76

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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.