Home / 8,158.44-11,263.32-5,372.04

Finding the Fourth Proportional to 8,158.44, 11,263.32 and 5,372.04

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Solution

The fourth proportional to 8,158.44, 11,263.32 and 5,372.04 is: 7,416.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,158.44 : 11,263.32 = 5,372.04 : x
  2. Step 2: Convert to fraction form
    8,158.44/11,263.32 = 5,372.04/x
  3. Step 3: Cross multiply
    8,158.44x = 11,263.32 × 5,372.04
  4. Step 4: Simplify right side
    8,158.44x = 60,507,005.57
  5. Step 5: Solve for x
    x = 60,507,005.57/8,158.44
  6. Step 6: Final answer
    x = 7,416.49

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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.