Home / 11,268.09-15,552.54-6,553.08

Finding the Fourth Proportional to 11,268.09, 15,552.54 and 6,553.08

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Solution

The fourth proportional to 11,268.09, 15,552.54 and 6,553.08 is: 9,044.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,268.09 : 15,552.54 = 6,553.08 : x
  2. Step 2: Convert to fraction form
    11,268.09/15,552.54 = 6,553.08/x
  3. Step 3: Cross multiply
    11,268.09x = 15,552.54 × 6,553.08
  4. Step 4: Simplify right side
    11,268.09x = 101,917,038.82
  5. Step 5: Solve for x
    x = 101,917,038.82/11,268.09
  6. Step 6: Final answer
    x = 9,044.75

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1.5x scale

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.