Home / 3,950.24-5,911.65-2,389.30

Finding the Fourth Proportional to 3,950.24, 5,911.65 and 2,389.30

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Solution

The fourth proportional to 3,950.24, 5,911.65 and 2,389.30 is: 3,575.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,950.24 : 5,911.65 = 2,389.30 : x
  2. Step 2: Convert to fraction form
    3,950.24/5,911.65 = 2,389.30/x
  3. Step 3: Cross multiply
    3,950.24x = 5,911.65 × 2,389.30
  4. Step 4: Simplify right side
    3,950.24x = 14,124,690.57
  5. Step 5: Solve for x
    x = 14,124,690.57/3,950.24
  6. Step 6: Final answer
    x = 3,575.66

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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.