Home / 11,265.36-15,546.12-7,073.36

Finding the Fourth Proportional to 11,265.36, 15,546.12 and 7,073.36

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Solution

The fourth proportional to 11,265.36, 15,546.12 and 7,073.36 is: 9,761.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.36 : 15,546.12 = 7,073.36 : x
  2. Step 2: Convert to fraction form
    11,265.36/15,546.12 = 7,073.36/x
  3. Step 3: Cross multiply
    11,265.36x = 15,546.12 × 7,073.36
  4. Step 4: Simplify right side
    11,265.36x = 109,963,303.36
  5. Step 5: Solve for x
    x = 109,963,303.36/11,265.36
  6. Step 6: Final answer
    x = 9,761.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.