Home / 11,046.36-15,242.94-7,512.60

Finding the Fourth Proportional to 11,046.36, 15,242.94 and 7,512.60

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Solution

The fourth proportional to 11,046.36, 15,242.94 and 7,512.60 is: 10,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,046.36 : 15,242.94 = 7,512.60 : x
  2. Step 2: Convert to fraction form
    11,046.36/15,242.94 = 7,512.60/x
  3. Step 3: Cross multiply
    11,046.36x = 15,242.94 × 7,512.60
  4. Step 4: Simplify right side
    11,046.36x = 114,514,111.04
  5. Step 5: Solve for x
    x = 114,514,111.04/11,046.36
  6. Step 6: Final answer
    x = 10,366.68

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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.