Home / 8,991.14-13,474.37-5,706.53

Finding the Fourth Proportional to 8,991.14, 13,474.37 and 5,706.53

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Solution

The fourth proportional to 8,991.14, 13,474.37 and 5,706.53 is: 8,551.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991.14 : 13,474.37 = 5,706.53 : x
  2. Step 2: Convert to fraction form
    8,991.14/13,474.37 = 5,706.53/x
  3. Step 3: Cross multiply
    8,991.14x = 13,474.37 × 5,706.53
  4. Step 4: Simplify right side
    8,991.14x = 76,891,937.75
  5. Step 5: Solve for x
    x = 76,891,937.75/8,991.14
  6. Step 6: Final answer
    x = 8,551.97

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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.