Home / 5,837.68-8,056-3,185.12

Finding the Fourth Proportional to 5,837.68, 8,056 and 3,185.12

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Solution

The fourth proportional to 5,837.68, 8,056 and 3,185.12 is: 4,395.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,837.68 : 8,056 = 3,185.12 : x
  2. Step 2: Convert to fraction form
    5,837.68/8,056 = 3,185.12/x
  3. Step 3: Cross multiply
    5,837.68x = 8,056 × 3,185.12
  4. Step 4: Simplify right side
    5,837.68x = 25,659,326.72
  5. Step 5: Solve for x
    x = 25,659,326.72/5,837.68
  6. Step 6: Final answer
    x = 4,395.47

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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.