Home / 5,331.39-7,357.32-2,908.73

Finding the Fourth Proportional to 5,331.39, 7,357.32 and 2,908.73

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Solution

The fourth proportional to 5,331.39, 7,357.32 and 2,908.73 is: 4,014.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,331.39 : 7,357.32 = 2,908.73 : x
  2. Step 2: Convert to fraction form
    5,331.39/7,357.32 = 2,908.73/x
  3. Step 3: Cross multiply
    5,331.39x = 7,357.32 × 2,908.73
  4. Step 4: Simplify right side
    5,331.39x = 21,400,420.62
  5. Step 5: Solve for x
    x = 21,400,420.62/5,331.39
  6. Step 6: Final answer
    x = 4,014.04

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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.