Home / 9,119.17-13,669.44-4,192.48

Finding the Fourth Proportional to 9,119.17, 13,669.44 and 4,192.48

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Solution

The fourth proportional to 9,119.17, 13,669.44 and 4,192.48 is: 6,284.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,119.17 : 13,669.44 = 4,192.48 : x
  2. Step 2: Convert to fraction form
    9,119.17/13,669.44 = 4,192.48/x
  3. Step 3: Cross multiply
    9,119.17x = 13,669.44 × 4,192.48
  4. Step 4: Simplify right side
    9,119.17x = 57,308,853.81
  5. Step 5: Solve for x
    x = 57,308,853.81/9,119.17
  6. Step 6: Final answer
    x = 6,284.44

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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.