Home / 3,837.74-5,316.14-3,759.98

Finding the Fourth Proportional to 3,837.74, 5,316.14 and 3,759.98

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Solution

The fourth proportional to 3,837.74, 5,316.14 and 3,759.98 is: 5,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.74 : 5,316.14 = 3,759.98 : x
  2. Step 2: Convert to fraction form
    3,837.74/5,316.14 = 3,759.98/x
  3. Step 3: Cross multiply
    3,837.74x = 5,316.14 × 3,759.98
  4. Step 4: Simplify right side
    3,837.74x = 19,988,580.08
  5. Step 5: Solve for x
    x = 19,988,580.08/3,837.74
  6. Step 6: Final answer
    x = 5,208.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.