Home / 8,716.20-13,052.16-4,816.32

Finding the Fourth Proportional to 8,716.20, 13,052.16 and 4,816.32

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Solution

The fourth proportional to 8,716.20, 13,052.16 and 4,816.32 is: 7,212.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,716.20 : 13,052.16 = 4,816.32 : x
  2. Step 2: Convert to fraction form
    8,716.20/13,052.16 = 4,816.32/x
  3. Step 3: Cross multiply
    8,716.20x = 13,052.16 × 4,816.32
  4. Step 4: Simplify right side
    8,716.20x = 62,863,379.25
  5. Step 5: Solve for x
    x = 62,863,379.25/8,716.20
  6. Step 6: Final answer
    x = 7,212.25

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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.