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Finding the Fourth Proportional to 6,151.14, 9,268.22 and 5,079.51

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Solution

The fourth proportional to 6,151.14, 9,268.22 and 5,079.51 is: 7,653.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,151.14 : 9,268.22 = 5,079.51 : x
  2. Step 2: Convert to fraction form
    6,151.14/9,268.22 = 5,079.51/x
  3. Step 3: Cross multiply
    6,151.14x = 9,268.22 × 5,079.51
  4. Step 4: Simplify right side
    6,151.14x = 47,078,028.87
  5. Step 5: Solve for x
    x = 47,078,028.87/6,151.14
  6. Step 6: Final answer
    x = 7,653.55

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.