Home / 8,604.26-11,869.50-5,621.84

Finding the Fourth Proportional to 8,604.26, 11,869.50 and 5,621.84

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Solution

The fourth proportional to 8,604.26, 11,869.50 and 5,621.84 is: 7,755.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604.26 : 11,869.50 = 5,621.84 : x
  2. Step 2: Convert to fraction form
    8,604.26/11,869.50 = 5,621.84/x
  3. Step 3: Cross multiply
    8,604.26x = 11,869.50 × 5,621.84
  4. Step 4: Simplify right side
    8,604.26x = 66,728,342.42
  5. Step 5: Solve for x
    x = 66,728,342.42/8,604.26
  6. Step 6: Final answer
    x = 7,755.27

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1.5x scale

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.