Home / 7,674.96-11,516.09-2,480.84

Finding the Fourth Proportional to 7,674.96, 11,516.09 and 2,480.84

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Solution

The fourth proportional to 7,674.96, 11,516.09 and 2,480.84 is: 3,722.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,674.96 : 11,516.09 = 2,480.84 : x
  2. Step 2: Convert to fraction form
    7,674.96/11,516.09 = 2,480.84/x
  3. Step 3: Cross multiply
    7,674.96x = 11,516.09 × 2,480.84
  4. Step 4: Simplify right side
    7,674.96x = 28,569,521.02
  5. Step 5: Solve for x
    x = 28,569,521.02/7,674.96
  6. Step 6: Final answer
    x = 3,722.43

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1.5x scale

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.