Home / 7,279.06-10,044.09-4,091.91

Finding the Fourth Proportional to 7,279.06, 10,044.09 and 4,091.91

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Solution

The fourth proportional to 7,279.06, 10,044.09 and 4,091.91 is: 5,646.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.06 : 10,044.09 = 4,091.91 : x
  2. Step 2: Convert to fraction form
    7,279.06/10,044.09 = 4,091.91/x
  3. Step 3: Cross multiply
    7,279.06x = 10,044.09 × 4,091.91
  4. Step 4: Simplify right side
    7,279.06x = 41,099,512.31
  5. Step 5: Solve for x
    x = 41,099,512.31/7,279.06
  6. Step 6: Final answer
    x = 5,646.27

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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.