Home / 8,965.85-13,444.41-2,724.80

Finding the Fourth Proportional to 8,965.85, 13,444.41 and 2,724.80

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Solution

The fourth proportional to 8,965.85, 13,444.41 and 2,724.80 is: 4,085.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,965.85 : 13,444.41 = 2,724.80 : x
  2. Step 2: Convert to fraction form
    8,965.85/13,444.41 = 2,724.80/x
  3. Step 3: Cross multiply
    8,965.85x = 13,444.41 × 2,724.80
  4. Step 4: Simplify right side
    8,965.85x = 36,633,328.37
  5. Step 5: Solve for x
    x = 36,633,328.37/8,965.85
  6. Step 6: Final answer
    x = 4,085.87

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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.