Home / 2,950.24-4,071.12-1,623.84

Finding the Fourth Proportional to 2,950.24, 4,071.12 and 1,623.84

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Solution

The fourth proportional to 2,950.24, 4,071.12 and 1,623.84 is: 2,240.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.24 : 4,071.12 = 1,623.84 : x
  2. Step 2: Convert to fraction form
    2,950.24/4,071.12 = 1,623.84/x
  3. Step 3: Cross multiply
    2,950.24x = 4,071.12 × 1,623.84
  4. Step 4: Simplify right side
    2,950.24x = 6,610,847.50
  5. Step 5: Solve for x
    x = 6,610,847.50/2,950.24
  6. Step 6: Final answer
    x = 2,240.78

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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.