Home / 7,850.48-11,728.27-5,054.36

Finding the Fourth Proportional to 7,850.48, 11,728.27 and 5,054.36

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Solution

The fourth proportional to 7,850.48, 11,728.27 and 5,054.36 is: 7,550.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,850.48 : 11,728.27 = 5,054.36 : x
  2. Step 2: Convert to fraction form
    7,850.48/11,728.27 = 5,054.36/x
  3. Step 3: Cross multiply
    7,850.48x = 11,728.27 × 5,054.36
  4. Step 4: Simplify right side
    7,850.48x = 59,278,873.49
  5. Step 5: Solve for x
    x = 59,278,873.49/7,850.48
  6. Step 6: Final answer
    x = 7,550.99

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.