Home / 3,950.60-5,451.58-2,182.24

Finding the Fourth Proportional to 3,950.60, 5,451.58 and 2,182.24

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Solution

The fourth proportional to 3,950.60, 5,451.58 and 2,182.24 is: 3,011.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.60 : 5,451.58 = 2,182.24 : x
  2. Step 2: Convert to fraction form
    3,950.60/5,451.58 = 2,182.24/x
  3. Step 3: Cross multiply
    3,950.60x = 5,451.58 × 2,182.24
  4. Step 4: Simplify right side
    3,950.60x = 11,896,655.94
  5. Step 5: Solve for x
    x = 11,896,655.94/3,950.60
  6. Step 6: Final answer
    x = 3,011.35

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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.