Home / 8,744.16-13,102.32-6,116.64

Finding the Fourth Proportional to 8,744.16, 13,102.32 and 6,116.64

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Solution

The fourth proportional to 8,744.16, 13,102.32 and 6,116.64 is: 9,165.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,744.16 : 13,102.32 = 6,116.64 : x
  2. Step 2: Convert to fraction form
    8,744.16/13,102.32 = 6,116.64/x
  3. Step 3: Cross multiply
    8,744.16x = 13,102.32 × 6,116.64
  4. Step 4: Simplify right side
    8,744.16x = 80,142,174.60
  5. Step 5: Solve for x
    x = 80,142,174.60/8,744.16
  6. Step 6: Final answer
    x = 9,165.22

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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.