Home / 5,257.03-7,889.59-3,926.15

Finding the Fourth Proportional to 5,257.03, 7,889.59 and 3,926.15

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Solution

The fourth proportional to 5,257.03, 7,889.59 and 3,926.15 is: 5,892.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.03 : 7,889.59 = 3,926.15 : x
  2. Step 2: Convert to fraction form
    5,257.03/7,889.59 = 3,926.15/x
  3. Step 3: Cross multiply
    5,257.03x = 7,889.59 × 3,926.15
  4. Step 4: Simplify right side
    5,257.03x = 30,975,713.78
  5. Step 5: Solve for x
    x = 30,975,713.78/5,257.03
  6. Step 6: Final answer
    x = 5,892.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.