Home / 3,953.00-5,930.31-2,720.99

Finding the Fourth Proportional to 3,953.00, 5,930.31 and 2,720.99

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Solution

The fourth proportional to 3,953.00, 5,930.31 and 2,720.99 is: 4,082.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.00 : 5,930.31 = 2,720.99 : x
  2. Step 2: Convert to fraction form
    3,953.00/5,930.31 = 2,720.99/x
  3. Step 3: Cross multiply
    3,953.00x = 5,930.31 × 2,720.99
  4. Step 4: Simplify right side
    3,953.00x = 16,136,339.24
  5. Step 5: Solve for x
    x = 16,136,339.24/3,953.00
  6. Step 6: Final answer
    x = 4,082.05

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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.