Home / 3,809.24-5,254.50-2,315.96

Finding the Fourth Proportional to 3,809.24, 5,254.50 and 2,315.96

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Solution

The fourth proportional to 3,809.24, 5,254.50 and 2,315.96 is: 3,194.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,809.24 : 5,254.50 = 2,315.96 : x
  2. Step 2: Convert to fraction form
    3,809.24/5,254.50 = 2,315.96/x
  3. Step 3: Cross multiply
    3,809.24x = 5,254.50 × 2,315.96
  4. Step 4: Simplify right side
    3,809.24x = 12,169,211.82
  5. Step 5: Solve for x
    x = 12,169,211.82/3,809.24
  6. Step 6: Final answer
    x = 3,194.66

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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.