Home / 2,950.11-4,071.34-1,623.81

Finding the Fourth Proportional to 2,950.11, 4,071.34 and 1,623.81

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Solution

The fourth proportional to 2,950.11, 4,071.34 and 1,623.81 is: 2,240.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,950.11 : 4,071.34 = 1,623.81 : x
  2. Step 2: Convert to fraction form
    2,950.11/4,071.34 = 1,623.81/x
  3. Step 3: Cross multiply
    2,950.11x = 4,071.34 × 1,623.81
  4. Step 4: Simplify right side
    2,950.11x = 6,611,082.61
  5. Step 5: Solve for x
    x = 6,611,082.61/2,950.11
  6. Step 6: Final answer
    x = 2,240.96

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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.