Home / 9,168.12-13,743-3,323.16

Finding the Fourth Proportional to 9,168.12, 13,743 and 3,323.16

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Solution

The fourth proportional to 9,168.12, 13,743 and 3,323.16 is: 4,981.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,168.12 : 13,743 = 3,323.16 : x
  2. Step 2: Convert to fraction form
    9,168.12/13,743 = 3,323.16/x
  3. Step 3: Cross multiply
    9,168.12x = 13,743 × 3,323.16
  4. Step 4: Simplify right side
    9,168.12x = 45,670,187.88
  5. Step 5: Solve for x
    x = 45,670,187.88/9,168.12
  6. Step 6: Final answer
    x = 4,981.41

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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.