Home / 7,998.54-11,035.77-5,166.03

Finding the Fourth Proportional to 7,998.54, 11,035.77 and 5,166.03

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Solution

The fourth proportional to 7,998.54, 11,035.77 and 5,166.03 is: 7,127.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.54 : 11,035.77 = 5,166.03 : x
  2. Step 2: Convert to fraction form
    7,998.54/11,035.77 = 5,166.03/x
  3. Step 3: Cross multiply
    7,998.54x = 11,035.77 × 5,166.03
  4. Step 4: Simplify right side
    7,998.54x = 57,011,118.89
  5. Step 5: Solve for x
    x = 57,011,118.89/7,998.54
  6. Step 6: Final answer
    x = 7,127.69

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Similar ratio
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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.