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Finding the Fourth Proportional to 5,991.70, 8,943.19 and 5,622.34

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Solution

The fourth proportional to 5,991.70, 8,943.19 and 5,622.34 is: 8,391.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,991.70 : 8,943.19 = 5,622.34 : x
  2. Step 2: Convert to fraction form
    5,991.70/8,943.19 = 5,622.34/x
  3. Step 3: Cross multiply
    5,991.70x = 8,943.19 × 5,622.34
  4. Step 4: Simplify right side
    5,991.70x = 50,281,640.81
  5. Step 5: Solve for x
    x = 50,281,640.81/5,991.70
  6. Step 6: Final answer
    x = 8,391.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.