Home / 9,162.24-13,743.36-3,968

Finding the Fourth Proportional to 9,162.24, 13,743.36 and 3,968

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Solution

The fourth proportional to 9,162.24, 13,743.36 and 3,968 is: 5,952.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,162.24 : 13,743.36 = 3,968 : x
  2. Step 2: Convert to fraction form
    9,162.24/13,743.36 = 3,968/x
  3. Step 3: Cross multiply
    9,162.24x = 13,743.36 × 3,968
  4. Step 4: Simplify right side
    9,162.24x = 54,533,652.48
  5. Step 5: Solve for x
    x = 54,533,652.48/9,162.24
  6. Step 6: Final answer
    x = 5,952.00

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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.