Home / 7,998.77-11,028.03-5,476.53

Finding the Fourth Proportional to 7,998.77, 11,028.03 and 5,476.53

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Solution

The fourth proportional to 7,998.77, 11,028.03 and 5,476.53 is: 7,550.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.77 : 11,028.03 = 5,476.53 : x
  2. Step 2: Convert to fraction form
    7,998.77/11,028.03 = 5,476.53/x
  3. Step 3: Cross multiply
    7,998.77x = 11,028.03 × 5,476.53
  4. Step 4: Simplify right side
    7,998.77x = 60,395,337.14
  5. Step 5: Solve for x
    x = 60,395,337.14/7,998.77
  6. Step 6: Final answer
    x = 7,550.58

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Half scale
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Double scale
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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.