Home / 7,201.00-10,777.10-4,429.43

Finding the Fourth Proportional to 7,201.00, 10,777.10 and 4,429.43

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Solution

The fourth proportional to 7,201.00, 10,777.10 and 4,429.43 is: 6,629.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,201.00 : 10,777.10 = 4,429.43 : x
  2. Step 2: Convert to fraction form
    7,201.00/10,777.10 = 4,429.43/x
  3. Step 3: Cross multiply
    7,201.00x = 10,777.10 × 4,429.43
  4. Step 4: Simplify right side
    7,201.00x = 47,736,367.24
  5. Step 5: Solve for x
    x = 47,736,367.24/7,201.00
  6. Step 6: Final answer
    x = 6,629.13

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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.