Home / 7,279.04-10,910.77-3,765.51

Finding the Fourth Proportional to 7,279.04, 10,910.77 and 3,765.51

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Solution

The fourth proportional to 7,279.04, 10,910.77 and 3,765.51 is: 5,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,279.04 : 10,910.77 = 3,765.51 : x
  2. Step 2: Convert to fraction form
    7,279.04/10,910.77 = 3,765.51/x
  3. Step 3: Cross multiply
    7,279.04x = 10,910.77 × 3,765.51
  4. Step 4: Simplify right side
    7,279.04x = 41,084,558.99
  5. Step 5: Solve for x
    x = 41,084,558.99/7,279.04
  6. Step 6: Final answer
    x = 5,644.23

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1.5x scale

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.