Home / 5,208.26-7,187.37-2,850.35

Finding the Fourth Proportional to 5,208.26, 7,187.37 and 2,850.35

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Solution

The fourth proportional to 5,208.26, 7,187.37 and 2,850.35 is: 3,933.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.26 : 7,187.37 = 2,850.35 : x
  2. Step 2: Convert to fraction form
    5,208.26/7,187.37 = 2,850.35/x
  3. Step 3: Cross multiply
    5,208.26x = 7,187.37 × 2,850.35
  4. Step 4: Simplify right side
    5,208.26x = 20,486,484.14
  5. Step 5: Solve for x
    x = 20,486,484.14/5,208.26
  6. Step 6: Final answer
    x = 3,933.46

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Double scale
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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.